Linear Algebra and the C Language/a0fh

__NOTOC__ Install and compile this file in your working directory. /* ------------------------------------ */ /* Save as : c00a.c */ /* ------------------------------------ */ #include "v_a.h" /* ------------------------------------ */ /* ------------------------------------ */ double **X_r_mR( double **A, int n ) { int r; int c; for (r=R1; r<A[R_SIZE][C0]; r++) for (c=C1; c<A[C_SIZE][C0]; c++) A[r][c] = r_I(n); return(A); } /* ------------------------------------ */ /* ------------------------------------ */ void fun(int r, int c) { double **A = r_mR(i_mR(r,c),9); clrscrn(); printf(" r_mR() : positive and negative numbers \n\n" " A[R%d,C%d] :",rsize_R(A),csize_R(A)); p_mR(A,S4,P0,C5); f_mR(A); } /* ------------------------------------ */ int main(void) { time_t t; srand(time(&t)); do fun(rp_I(R8),rp_I(C9)); while(stop_w()); return 0; } /* ------------------------------------ */ /* ------------------------------------ */ Positive and negative numbers: Screen output example: r_mR() : positive and negative numbers A[R3,C9] : -6 +6 -7 +5 +6 +2 -8 +9 -9 +6 -9 -9 +1 -8 +6 -9 +5 -8 -6 -4 +9 -3 +9 -2 -3 -8 +6 Press return to continue Press X return to stop