source:
trunk/libs/newlib/src/newlib/libm/complex/clog10f.c
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620
| Last change on this file since 620 was 444, checked in by , 6 years ago | |
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| File size: 232 bytes | |
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| 1 | #include <complex.h> |
| 2 | #include <math.h> |
| 3 | |
| 4 | float complex |
| 5 | clog10f(float complex z) |
| 6 | { |
| 7 | float complex w; |
| 8 | float p, rr; |
| 9 | |
| 10 | rr = cabsf(z); |
| 11 | p = log10f(rr); |
| 12 | rr = atan2f(cimagf(z), crealf(z)) * (float) M_IVLN10; |
| 13 | w = p + rr * I; |
| 14 | return w; |
| 15 | } |
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