r8ge_np
r8ge_np,
a MATLAB code which
carries out nonpivoting linear algebra operations on R8GE_NP matrices
(real 64 bit precision general nonpivoting MxN format).
Licensing:
The computer code and data files described and made available on this web page
are distributed under
the GNU LGPL license.
Languages:
r8ge_np is available in
a C version and
a C++ version and
a FORTRAN90 version and
a MATLAB version and
a Python version.
Related Data and Programs:
r8ge_np_test
linear_algebra,
MATLAB codes which
carry out various linear algebra operations for matrices
stored in a variety of formats.
Source Code:
-
r8_uniform_01.m,
is a uniform random number generator;
-
r8ge_dif2.m,
returns the second difference matrix as an R8GE matrix;
-
r8ge_mm.m,
multiplies two R8GE matrices;
-
r8ge_mtv.m,
multiplies a vector times an R8GE matrix;
-
r8ge_mv.m,
multiplies an R8GE matrix times a vector;
-
r8ge_print.m,
prints an R8GE matrix;
-
r8ge_print_some.m,
prints some of an R8GE matrix;
-
r8ge_random.m,
returns a random R8GE matrix;
-
r8ge_to_r8vec.m,
converts an R8GE matrix to an R8VEC;
-
r8ge_np_det.m,
returns the determinant of a system factored by R8GE_NP_FA;
-
r8ge_np_fa.m,
factors an R8GE matrix by nonpivoting Gaussian elimination;
-
r8ge_np_inverse.m,
returns the inverse of a matrix factored by R8GE_NP_FA;
-
r8ge_np_ml.m,
multiplies a matrix factored by R8GE_NP_FA times a vector;
-
r8ge_np_sl.m,
solves a linear system factored by R8GE_NP_FA;
-
r8ge_np_trf.m,
computes the LU factorization of an R8GE matrix;
-
r8ge_np_trm.m,
multiplies a matrix factored by R8GE_NP_TRF times a vector;
-
r8ge_np_trs.m,
solves a linear system factored by R8GE_NP_TRF;
-
r8vec_indicator1.m,
sets an R8VEC to the indicator1 vector;
-
r8vec_print.m,
prints an R8VEC;
-
r8vec_print_some.m,
prints some of an R8VEC;
-
r8vec_to_r8ge.m,
converts an R8VEC to an R8GE matrix;
-
r8vec2_print_some.m,
prints some of a pair R8VEC's;
Last revised on 23 August 2022.