3 commits

Author	SHA1	Message	Date
Fredrik Johansson	ecb70e7476	update copyright headers to switch from GPL to LGPL	2016-04-26 17:20:05 +02:00
William Hart	93d40a7a9b	long -> slong in fmpr/ and fmpr/test/.	2015-11-05 18:03:08 +00:00
Fredrik Johansson	0244fe0e46	Fix evil bug in floating-point arithmetic and strengthen test code. ... When rounding up, the error bound sometimes came out as 1/2 ulp instead of 1 ulp due to the mantissa rounding up to the next power of two, without a corresponding exponent correction. Fortunately, this should not affect ball arithmetic (which always rounds down).	2014-04-18 16:19:53 +02:00