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bsd_source/lib/libc/src_bsd/math/s_asinhf.c - 1.4KB - 45 lines

35:         if(ix>0x4d800000) {    /* |x| > 2**28 */
36:             w = logf(fabsf(x))+ln2;
37:         } else if (ix>0x40000000) {    /* 2**28 > |x| > 2.0 */
38:             t = fabsf(x);
39:             w = logf((float)2.0*t+one/(sqrtf(x*x+one)+t));
40:         } else {               /* 2.0 > |x| > 2**-28 */