chickadee » math » fp2log1p

fp2exp x2 x1procedure
fp2log x2 x1procedure
fp2expm1 x2 x1procedure
fp2log1p x2 x1procedure

Like fpexp, fplog, fpexpm1 and fplog1p, but for double-double flonums.

For fp2exp and fp2expm1, error is less than 3 ulps. (See flpulp.) For fp2log and {{}fp2log1p}}, error is less than 2 ulps.