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itk::fem::itpack Namespace Reference

Typedef Documentation

typedef double itk::fem::itpack::doublereal

Definition at line 37 of file itpack_f2c.h.

typedef doublereal itk::fem::itpack::E_f

Definition at line 43 of file itpack_f2c.h.

typedef long int itk::fem::itpack::flag

Definition at line 39 of file itpack_f2c.h.

typedef long int itk::fem::itpack::ftnint

Definition at line 41 of file itpack_f2c.h.

typedef long int itk::fem::itpack::ftnlen

Definition at line 40 of file itpack_f2c.h.

typedef long int itk::fem::itpack::integer

Definition at line 34 of file itpack_f2c.h.

typedef long int itk::fem::itpack::logical

Definition at line 35 of file itpack_f2c.h.

typedef float itk::fem::itpack::real

Definition at line 36 of file itpack_f2c.h.

Function Documentation

integer bisrch_ ( integer * n,

integer * k,

integer * l

)

Function which uses a bisection search to find the entry j in the array k such that the value l is greater than or equal to k[j] and strictly less than k[j+1]
Parameters:

n since of array

k integer array to search

l searching criterion

doublereal cheby_ ( doublereal * qa,

doublereal * qt,

doublereal * rrr,

integer * ip,

doublereal * cme,

doublereal * sme

)

Computes the solution to the chebyshev equation
Parameters:

qa ratio of pseudo-residuals

qt virtual spectral radius

rrr adaptive parameter

ip number of iterations since last change of parameters

cme estimate for largest eigen-value of iteration matrix

sme estimate for smallest eigen-value of iteration matrix

int chgcon_ ( doublereal * tri,

doublereal * gamold,

doublereal * rhoold,

integer * ibmth

)

Computes estimate for largest eigenvalue for conjugate gradient acceleration
Parameters:

tri tridiagonal matrix associated with the eigenvalues of the conjugate gradient polynomial

gamold previous value of acceleration parameters

rhoold previous value of acceleration parameters

ibmth flag indicating method being accelerated by conjugate gradient 1 - jacobian 2 - reduced system 3 - ssor

int chgsi_ ( doublereal * dtnrm,

integer * ibmth

)

Computes new chebyshev acceleration parameters adaptively
Parameters:

dtnrm numerator or rayleigh quotient

ibmth indicator of basic method being accelerated by si 1 = jacobi 2 = reduced system 3 = symmetric sor

logical chgsme_ ( doublereal * oldnrm,

integer * icnt

)

Tests for jacobi si whether sme should be changed when caseII = false if the test is positive, the new value of sme is computed
Parameters:

oldnrm square of the norm of the pseudo-residual at the last iteration

icnt number of iterations since last change of parameters

int daxpy_ ( integer * n,

doublereal * da,

doublereal * dx,

integer * incx,

doublereal * dy,

integer * incy

)

Overwrite double precision dy with double precision da*dx + dy
Parameters:

n length of da

da array of da values

dx array of dx values

incx increment size for dx array

dy array of dy values

incy increment size for dy array

int dcopy_ ( integer * n,

doublereal * dx,

integer * incx,

doublereal * dy,

integer * incy

)

Copy dx to dy
Parameters:

n length of dx

dx array of values

incx increment size for dx array

dy array of values

incy increment size for dy array

doublereal ddot_ ( integer * n,

doublereal * dx,

integer * incx,

doublereal * dy,

integer * incy

)

Returns dot product of dx and dy
Parameters:

n length of dx

dx array of values

incx increment size for dx array

dy array of values

incy increment size for dy array

doublereal determ_ ( integer * n,

doublereal * tri,

doublereal * xlmda

)

Subroutine that computes the determinant of a symmetric tridiagonal matrix given by tri. det(tri - xlmda*i) = 0
Parameters:

n order of tridiagonal system

tri symmetric tridiagonal matrix of order n

xlmda argument for characteristic equation

int dfault_ ( integer * iparm,

doublereal * rparm

)

Obtain default parameters
Parameters:

iparm array of 12 integer parameters

rparm array of 12 double parameters

int echall_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

integer * iparm,

doublereal * rparm,

integer * icall

)

This routine initializes the itpack common blocks from the information contained in IPARM and RPARM. echall_ also prints the values of all the parameters in IPARM and RPARM
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

iparm integer array of parameters

rparm doublereal array of parameters

icall indicator of which parameters are being printed

Note:
in this implementation...all printing is disabled

int echout_ ( integer * iparm,

doublereal * rparm,

integer * imthd

)

This routine initiazes the itpack common blocks from IPARM and RPARM
Parameters:

iparm integer array of parameters

rparm doublereal array of parameters

imthd indicator of method 1 = jcg 2 = jsi 3 = sor 4 = ssorcg 5 = ssorsi 6 = rscg 7 = rssi

doublereal eigvns_ ( integer * n,

doublereal * tri,

doublereal * d__,

doublereal * e2,

integer * ier

)

Computes the largest eigenvalue of symmetric tridiagnoncal matrix for conjugate gradient acceleration
Parameters:

n order of tridiagonal system

tri symmetric tridiagonal matrix of order n

d__ array of eqrt1s (negative diagonal elements)

e2 array of eqrt1s (super diagonal elements)

ier error flag (0 = success)

doublereal eigvss_ ( integer * n,

doublereal * tri,

doublereal * start,

doublereal * zeta,

integer * itmax,

integer * ier

)

Computes the largest eigenvalue of a symmetric tridiagonal matrix for conjugate gradient acceleration modified imsl routine zbrent is used
Parameters:

n order of tridiagonal system

tri symmetric tridiagonal matrix of order n

start initial lower bound of interval containing root

zeta stopping criteria

itmax maximum number of iterations

ier error flag (0 = success)

int eqrt1s_ ( doublereal * d__,

doublereal * e2,

integer * nn,

integer * m,

integer * isw,

integer * ierr

)

Smallest or largest m eigenvalue of a symmetric tridiagonal matrix
Parameters:

d__ input vector of lenght n, contains diagonal elements of matrix the computed eigenvalues replace the first m components

e2 input vector of lenght n containing the squares of the off-diagonal elements of the matrix

nn order of the matrix

m number of smallest eigenvalues desired

isw positive definite flag (0 = not pd, 1 = pd)

ierr error flag (601 = interates not monotone increasing, 602 = not really pd)

integer ipstr_ ( doublereal * omega )

Finds the smallest integer, ipstr, greater than 5 such that ipstr * (omega-1)**(ipstr-1) <= 0.5
Parameters:

omega relaxation factor for sor method

int iterm_ ( integer * nn,

doublereal * a,

doublereal * u,

doublereal * wk,

integer * imthdd

)

This routine produces teh iteration summary line at the end of each iteration if level = 5, the latest approx to the solution is printed
Parameters:

nn order of system

a iteration matrix

u solution estimate

wk work array of length nn

imthdd indicator of method 1 = jcg 2 = jsi 3 = sor 4 = ssorcg 5 = ssorsi 6 = rscg 7 = rssi

int itjcg_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * u1,

doublereal * d__,

doublereal * d1,

doublereal * dtwd,

doublereal * tri

)

Performs one iteration of the jacobian conjugate gradiant method
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

u input version of solution vector

u1 value of solution vector at the end of the in-1 iteration, gets filled with newest estimate

d__ solution vector, gets filled with pseudo-residual vector after in iterations

d1 pseudo-residual vector after in-1 iterations, gets filled with newest pseudo-residual vector

dtwd used in computation of acceleration parameeter gamma and the pseudo-residual

tri stores the tridiagonal matrix associated with the eigenvalues of the conjugate gradient ploynomial

int itjsi_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * u1,

doublereal * d__,

integer * icnt

)

Performs one iteration of the jacobian semi-iteration method
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of linear system

u solution estimate at in iterations

u1 value of solution vector at the end of the in-1 iteration, gets filled with newest estimate

d__ solution vector, gets filled with pseudo-residual vector after in iterations

icnt number of iterations since last change in solution estimate

int itrscg_ ( integer * n,

integer * nnb,

integer * ia,

integer * ja,

doublereal * a,

doublereal * ub,

doublereal * ub1,

doublereal * db,

doublereal * db1,

doublereal * wb,

doublereal * tri

)

Performs one iteration of the reduced system conjugate gradient method
Parameters:

n Order of linear system

nnb Number of black points

ia array of row offsets

ja array of column indices

a array of matrix values

ub estimate for the solution of black points after in iterations

ub1 estimate for the solution of black points after in-1 iterations, filled with in+1 values

db pseudo-residual of black points after in iterations

db1 pseudo-residual of black points after in-1 iterations, filled with in+1 values

wb used in computation involving black vector

tri stores the tridiagonal matrix associated with the eigenvalues of the conjugate gradient ploynomial

int itrssi_ ( integer * n,

integer * nnb,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * ub,

doublereal * ub1,

doublereal * db

)

Performs one iteration of the reduced system semi-iteration method
Parameters:

n Order of linear system

nnb Number of black points

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of linear system

ub estimate for the solution of black points after in iterations

ub1 pseudo-residual of black points after in-1 iterations, filled with in+1 values

db current residual

int itsor_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * wk

)

Performs one iteration of the successive overrelaxation method
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of linear system

u solution estimate array

wk work array of length nn

int itsrcg_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * u1,

doublereal * c__,

doublereal * c1,

doublereal * d__,

doublereal * dl,

doublereal * wk,

doublereal * tri

)

Performs one iteration of the symmetric successive overrelaxation conjugate gradient method
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of linear system

u solution estimate at in iterations,

u1 value of solution vector at the end of the in-1 iteration, gets filled with newest estimate

c__ forward residual after in iterations

c1 forward residual after in-1 iterations, filled with in+1 values

d__ used to compute backward pseudo-residual for current iteration

dl used in computation of acceleration parameters

wk work array of length nn

tri stores the tridiagonal matrix associated with the eigenvalues of the conjugate gradient ploynomial

int itsrsi_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * u1,

doublereal * c__,

doublereal * d__,

doublereal * ctwd,

doublereal * wk

)

Performs one iteration of the symmetric successive overrelaxation semi-iteration method
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of linear system

u solution estimate at in-1 iterations

u1 value of solution vector at the end of the in-1 iteration, gets filled with newest estimate

c__ used to compute forward pseudo-residual vector

d__ used to compute backward pseudo-residual vector

ctwd used in computation of acceleration parameters

wk work array of length nn

int ivfill_ ( integer * n,

integer * iv,

integer * ival

)

Fill integer array with a value
Parameters:

n number of elements in array

iv pointer to integer array

ival value to fill array with

int jcg_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Jacobian conjugate gradient
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int jsi_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Jacobian semi-iteration
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int omeg_ ( doublereal * dnrm,

integer * iflag

)

logical omgchg_ ( integer * ndummy )

logical omgstr_ ( integer * ndummy )

int parcon_ ( doublereal * dtnrm,

doublereal * c1,

doublereal * c2,

doublereal * c3,

doublereal * c4,

doublereal * gamold,

doublereal * rhotmp,

integer * ibmth

)

int parsi_ ( doublereal * c1,

doublereal * c2,

doublereal * c3,

integer * ibmth

)

doublereal pbeta_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * v,

doublereal * w1,

doublereal * w2

)

int pbsor_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * rhs

)

int permat_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

integer * p,

integer * newia,

integer * isym,

integer * level,

integer * nout,

integer * ierr

)

int perror_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * w,

doublereal * digtt1,

doublereal * digtt2,

integer * idgtts

)

int pervec_ ( integer * n,

doublereal * v,

integer * p

)

int pfsor1_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * rhs

)

int pfsor_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * rhs

)

int pjac_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * rhs

)

int pmult_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * w

)

int prbndx_ ( integer * nn,

integer * nblack,

integer * ia,

integer * ja,

integer * p,

integer * ip,

integer * level,

integer * nout,

integer * ier

)

int prsblk_ ( integer * nnb,

integer * nnr,

integer * ia,

integer * ja,

doublereal * a,

doublereal * ur,

doublereal * vb

)

int prsred_ ( integer * nnb,

integer * nnr,

integer * ia,

integer * ja,

doublereal * a,

doublereal * ub,

doublereal * vr

)

int pssor1_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * u,

doublereal * rhs,

doublereal * fr,

doublereal * br

)

int pstop_ ( integer * n,

doublereal * u,

doublereal * dnrm,

doublereal * ccon,

integer * iflag,

logical * q1

)

doublereal pvtbv_ ( integer * n,

integer * ia,

integer * ja,

doublereal * a,

doublereal * v

)

int qsort_ ( integer * nn,

integer * key,

doublereal * data,

integer * error

)

int rscg_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Reduced system conjugate gradient
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int rssi_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Reduced system semi-iteration
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int sbagn_ ( integer * n,

integer * nz,

integer * ia,

integer * ja,

doublereal * a,

integer * iwork,

integer * levell,

integer * noutt,

integer * ierr

)

Convert compressed row matrix back to linked-list representation used for adding entires

int sbelm_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

integer * iw,

doublereal * rw,

doublereal * tol,

integer * isym,

integer * level,

integer * nout,

integer * ier

)

int sbend_ ( integer * nn,

integer * nz,

integer * ia,

integer * ja,

doublereal * a,

integer * iwork

)

Finalize matrix storage format
Parameters:

nn order of matrix

nz maximum number of non-zero values

ia array of row offsets

ja array of column indices

a array of matrix values

iwork workspace array used by itpack

int sbini_ ( integer * nn,

integer * nz,

integer * ia,

integer * ja,

doublereal * a,

integer * iwork

)

Initialize sparse matrix storage
Parameters:

nn order of matrix

nz maximum number of non-zero values

ia array of row offsets

ja array of column indices

a array of matrix values

iwork workspace array used by itpack

int sbsij_ ( integer * nn,

integer * nz,

integer * ia,

integer * ja,

doublereal * a,

integer * iwork,

integer * ii,

integer * jj,

doublereal * vall,

integer * mode,

integer * levell,

integer * noutt,

integer * ierr

)

Insert entry into sparse matrix
Parameters:

nn order of matrix

nz maximum number of non-zero values

ia array of row offsets

ja array of column indices

a array of matrix values

iwork workspace array used by itpack

ii row index of value to add

jj column index of value to add

vall value to add

mode flag for type of adding to be done

levell specifier for level of output

noutt specifier for output

ierr holds error flag on return

int scal_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * d__,

integer * level,

integer * nout,

integer * ier

)

int sor_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Successive overrelaxation
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int ssorcg_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Symmetric successive overrelaxation conjugate gradient
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int ssorsi_ ( integer * nn,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

integer * iwksp,

integer * nw,

doublereal * wksp,

integer * iparm,

doublereal * rparm,

integer * ierr

)

Symmetric successive overrelaxation semi-iteration
Parameters:

nn Order of linear system

ia array of row offsets

ja array of column indices

a array of matrix values

rhs array of right hand side of system

u solution array

iwksp int array used by itpack for calculations

nw size of iwskp and wksp

wksp double array used by itpack for calculations

iparm array of 12 integer parameters

rparm array of 12 double parameters

ierr holds error flag on return

int sum3_ ( integer * n,

doublereal * c1,

doublereal * x1,

doublereal * c2,

doublereal * x2,

doublereal * c3,

doublereal * x3

)

doublereal tau_ ( integer * ii )

E_f timer_ ( real * timdmy )

logical tstchg_ ( integer * ibmth )

int unscal_ ( integer * n,

integer * ia,

integer * ja,

doublereal * a,

doublereal * rhs,

doublereal * u,

doublereal * d__

)

int vevmw_ ( integer * n,

doublereal * v,

doublereal * w

)

int vevpw_ ( integer * n,

doublereal * v,

doublereal * w

)

int vfill_ ( integer * n,

doublereal * v,

doublereal * val

)

Fill all entires of nn-sized array u with value
Parameters:

n size of array

v array

val value to fill array with

int vout_ ( integer * n,

doublereal * v,

integer * iswt,

integer * noutt

)

int wevmw_ ( integer * n,

doublereal * v,

doublereal * w

)

int zbrent_ ( integer * n,

doublereal * tri,

doublereal * eps,

integer * nsig,

doublereal * aa,

doublereal * bb,

integer * maxfnn,

integer * ier

)

Generated at Wed Mar 12 01:22:27 2003 for ITK by

Compounds
struct	cilist
Typedefs
typedef long int	integer
typedef long int	logical
typedef float	real
typedef double	doublereal
typedef long int	flag
typedef long int	ftnlen
typedef long int	ftnint
typedef doublereal	E_f
Functions
int	jcg_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	jsi_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	sor_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	ssorcg_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	ssorsi_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	rscg_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	rssi_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, integer iwksp, integer nw, doublereal wksp, integer iparm, doublereal rparm, integer ierr)
int	itjcg_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal u1, doublereal d__, doublereal d1, doublereal dtwd, doublereal tri)
int	itjsi_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal u1, doublereal d__, integer *icnt)
int	itsor_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal *wk)
int	itsrcg_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal u1, doublereal c__, doublereal c1, doublereal d__, doublereal dl, doublereal wk, doublereal *tri)
int	itsrsi_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal u1, doublereal c__, doublereal d__, doublereal ctwd, doublereal *wk)
int	itrscg_ (integer n, integer nnb, integer ia, integer ja, doublereal a, doublereal ub, doublereal ub1, doublereal db, doublereal db1, doublereal wb, doublereal *tri)
int	itrssi_ (integer n, integer nnb, integer ia, integer ja, doublereal a, doublereal rhs, doublereal ub, doublereal ub1, doublereal *db)
integer	bisrch_ (integer n, integer k, integer *l)
doublereal	cheby_ (doublereal qa, doublereal qt, doublereal rrr, integer ip, doublereal cme, doublereal sme)
int	chgcon_ (doublereal tri, doublereal gamold, doublereal rhoold, integer ibmth)
int	chgsi_ (doublereal dtnrm, integer ibmth)
logical	chgsme_ (doublereal oldnrm, integer icnt)
int	daxpy_ (integer n, doublereal da, doublereal dx, integer incx, doublereal dy, integer incy)
int	dcopy_ (integer n, doublereal dx, integer incx, doublereal dy, integer *incy)
doublereal	ddot_ (integer n, doublereal dx, integer incx, doublereal dy, integer *incy)
doublereal	determ_ (integer n, doublereal tri, doublereal *xlmda)
int	dfault_ (integer iparm, doublereal rparm)
int	echall_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, integer iparm, doublereal rparm, integer icall)
int	echout_ (integer iparm, doublereal rparm, integer *imthd)
doublereal	eigvns_ (integer n, doublereal tri, doublereal d__, doublereal e2, integer *ier)
doublereal	eigvss_ (integer n, doublereal tri, doublereal start, doublereal zeta, integer itmax, integer ier)
int	eqrt1s_ (doublereal d__, doublereal e2, integer nn, integer m, integer isw, integer ierr)
integer	ipstr_ (doublereal *omega)
int	iterm_ (integer nn, doublereal a, doublereal u, doublereal wk, integer *imthdd)
int	ivfill_ (integer n, integer iv, integer *ival)
int	omeg_ (doublereal dnrm, integer iflag)
logical	omgchg_ (integer *ndummy)
logical	omgstr_ (integer *ndummy)
int	parcon_ (doublereal dtnrm, doublereal c1, doublereal c2, doublereal c3, doublereal c4, doublereal gamold, doublereal rhotmp, integer ibmth)
int	parsi_ (doublereal c1, doublereal c2, doublereal c3, integer ibmth)
doublereal	pbeta_ (integer nn, integer ia, integer ja, doublereal a, doublereal v, doublereal w1, doublereal *w2)
int	pbsor_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal rhs)
int	permat_ (integer nn, integer ia, integer ja, doublereal a, integer p, integer newia, integer isym, integer level, integer nout, integer ierr)
int	perror_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal w, doublereal digtt1, doublereal digtt2, integer idgtts)
int	pervec_ (integer n, doublereal v, integer *p)
int	pfsor_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal rhs)
int	pfsor1_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal rhs)
int	pjac_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal rhs)
int	pmult_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal w)
int	prbndx_ (integer nn, integer nblack, integer ia, integer ja, integer p, integer ip, integer level, integer nout, integer *ier)
int	prsblk_ (integer nnb, integer nnr, integer ia, integer ja, doublereal a, doublereal ur, doublereal *vb)
int	prsred_ (integer nnb, integer nnr, integer ia, integer ja, doublereal a, doublereal ub, doublereal *vr)
int	pssor1_ (integer nn, integer ia, integer ja, doublereal a, doublereal u, doublereal rhs, doublereal fr, doublereal br)
int	pstop_ (integer n, doublereal u, doublereal dnrm, doublereal ccon, integer iflag, logical q1)
doublereal	pvtbv_ (integer n, integer ia, integer ja, doublereal a, doublereal *v)
int	qsort_ (integer nn, integer key, doublereal data, integer error)
int	sbagn_ (integer n, integer nz, integer ia, integer ja, doublereal a, integer iwork, integer levell, integer noutt, integer *ierr)
int	sbelm_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, integer iw, doublereal rw, doublereal tol, integer isym, integer level, integer nout, integer ier)
int	sbend_ (integer nn, integer nz, integer ia, integer ja, doublereal a, integer iwork)
int	sbini_ (integer nn, integer nz, integer ia, integer ja, doublereal a, integer iwork)
int	sbsij_ (integer nn, integer nz, integer ia, integer ja, doublereal a, integer iwork, integer ii, integer jj, doublereal vall, integer mode, integer levell, integer noutt, integer *ierr)
int	scal_ (integer nn, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal d__, integer level, integer nout, integer ier)
int	sum3_ (integer n, doublereal c1, doublereal x1, doublereal c2, doublereal x2, doublereal c3, doublereal *x3)
doublereal	tau_ (integer *ii)
E_f	timer_ (real *timdmy)
logical	tstchg_ (integer *ibmth)
int	unscal_ (integer n, integer ia, integer ja, doublereal a, doublereal rhs, doublereal u, doublereal *d__)
int	vevmw_ (integer n, doublereal v, doublereal *w)
int	vevpw_ (integer n, doublereal v, doublereal *w)
int	vfill_ (integer n, doublereal v, doublereal *val)
int	vout_ (integer n, doublereal v, integer iswt, integer noutt)
int	wevmw_ (integer n, doublereal v, doublereal *w)
int	zbrent_ (integer n, doublereal tri, doublereal eps, integer nsig, doublereal aa, doublereal bb, integer maxfnn, integer ier)

itk::fem::itpack Namespace Reference

Compounds

Typedefs

Functions

Typedef Documentation

Function Documentation