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bsd_source/lib/libc/src_bsd/math/e_jn.c - 9.3KB - 261 lines

90:                 switch(n&3) {
91:                     case 0: temp =  cos(x)+sin(x); break;
92:                     case 1: temp = -cos(x)+sin(x); break;
93:                     case 2: temp = -cos(x)-sin(x); break;
94:                     case 3: temp =  cos(x)-sin(x); break;
95:                 }
240:                 switch(n&3) {
241:                     case 0: temp =  sin(x)-cos(x); break;
242:                     case 1: temp = -sin(x)-cos(x); break;
243:                     case 2: temp = -sin(x)+cos(x); break;
244:                     case 3: temp =  sin(x)+cos(x); break;
245:                 }