411 REFERENCE · Wikibooks
Linear Algebra and the C Language/a05l
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__NOTOC__
Install and compile this file in your working directory.
/* ------------------------------------ */
/* Save as : c00a.c */
/* ------------------------------------ */
#include "v_a.h"
/* ------------------------------------ */
void fun(void)
{
double a[R3*C3] ={ 1,2,3,
5,4,1,
7,2,5};
double **A = ca_A_mR(a,i_mR(R3,C3));
clrscrn();
printf(" Copy/Paste into the octave window.\n\n");
p_Octave_mR(A,"A", P0 );
printf(" det(A)\n\n\n");
printf(" det_R(A) = %+.0f\n\n\n",det_R(A));
stop();
f_mR(A);
}
/* ------------------------------------ */
int main(void)
{
fun();
return 0;
}
/* ------------------------------------ */
/* ------------------------------------ */
Screen output example:
Copy/Paste into the octave window.
A=[
+1,+2,+3;
+5,+4,+1;
+7,+2,+5]
det(A)
det_R(A) = -72
Press return to continue.