diff options
Diffstat (limited to 'src/pkg/math')
| -rw-r--r-- | src/pkg/math/big/nat.go | 2 | ||||
| -rw-r--r-- | src/pkg/math/erf.go | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/src/pkg/math/big/nat.go b/src/pkg/math/big/nat.go index da1ac944c..0bc6572b9 100644 --- a/src/pkg/math/big/nat.go +++ b/src/pkg/math/big/nat.go @@ -826,7 +826,7 @@ func (x nat) string(charset string) string { // iterative approach. This threshold is represented by leafSize. Benchmarking of leafSize in the // range 2..64 shows that values of 8 and 16 work well, with a 4x speedup at medium lengths and // ~30x for 20000 digits. Use nat_test.go's BenchmarkLeafSize tests to optimize leafSize for -// specfic hardware. +// specific hardware. // func (q nat) convertWords(s []byte, charset string, b Word, ndigits int, bb Word, table []divisor) { // split larger blocks recursively diff --git a/src/pkg/math/erf.go b/src/pkg/math/erf.go index 87c70c251..c6f32bdbe 100644 --- a/src/pkg/math/erf.go +++ b/src/pkg/math/erf.go @@ -248,7 +248,7 @@ func Erf(x float64) float64 { R = rb0 + s*(rb1+s*(rb2+s*(rb3+s*(rb4+s*(rb5+s*rb6))))) S = 1 + s*(sb1+s*(sb2+s*(sb3+s*(sb4+s*(sb5+s*(sb6+s*sb7)))))) } - z := Float64frombits(Float64bits(x) & 0xffffffff00000000) // pseudo-single (20-bit) precison x + z := Float64frombits(Float64bits(x) & 0xffffffff00000000) // pseudo-single (20-bit) precision x r := Exp(-z*z-0.5625) * Exp((z-x)*(z+x)+R/S) if sign { return r/x - 1 @@ -321,7 +321,7 @@ func Erfc(x float64) float64 { R = rb0 + s*(rb1+s*(rb2+s*(rb3+s*(rb4+s*(rb5+s*rb6))))) S = 1 + s*(sb1+s*(sb2+s*(sb3+s*(sb4+s*(sb5+s*(sb6+s*sb7)))))) } - z := Float64frombits(Float64bits(x) & 0xffffffff00000000) // pseudo-single (20-bit) precison x + z := Float64frombits(Float64bits(x) & 0xffffffff00000000) // pseudo-single (20-bit) precision x r := Exp(-z*z-0.5625) * Exp((z-x)*(z+x)+R/S) if sign { return 2 - r/x |