Linear Algebra and the C Language/a0f5

__NOTOC__ Install and compile this file in your working directory. /* ------------------------------------ */ /* Save as : c00e.c */ /* ------------------------------------ */ #include "v_a.h" /* ------------------------------------ */ /* ------------------------------------ */ double **p5_mR( double **A, // R3xC8 int er, // S4 int dr, // P0 int n_cMAX // C3 ) { int r; int c; int c_LAST; int c_FIRST; int THE_LAST_c_TO_WRITE = C1; // C8 while(THE_LAST_c_TO_WRITE < A[C_SIZE][C0]) { c_FIRST = THE_LAST_c_TO_WRITE; // C3 : Three columns by three THE_LAST_c_TO_WRITE += n_cMAX; if(THE_LAST_c_TO_WRITE < A[C_SIZE][C0]) c_LAST = THE_LAST_c_TO_WRITE; // Print C3 // columns else c_LAST = A[C_SIZE][C0]; // Print the // last columns for(r=R1; r<A[R_SIZE][C0]; r++) { printf("\n"); for (c=c_FIRST; c<c_LAST; c++) printf("%+*.*f ",er,dr,A[r][c]); } printf("\n"); } printf("\n"); return(A); } /* ------------------------------------ */ /* ------------------------------------ */ int main(void) { double **A = r_mR(i_mR(R3,C8),99.); clrscrn(); printf(" A: p5_mR(A, S4,P0, C3);"); p5_mR( A, S4,P0, C3); stop(); f_mR(A); return 0; } /* ------------------------------------ */ /* ------------------------------------ */ Control the number of columns displayed per row: Screen output example: A: p5_mR(A, S4,P0, C3); +29 -73 -24 +43 +80 +99 +55 -96 +74 +56 -70 -42 -61 +27 -45 +14 -52 -82 -6 +96 -92 +33 -78 +60 Press return to continue.