728e29aa7e
2. add a dummy file tools.go to force "go mod vendor" to see code-generator as dependencies 3. add a script to update CRD 4. add a README to document CRD updating steps run go mod tidy update README
30 lines
796 B
Go
30 lines
796 B
Go
// Copyright 2010 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// Copyright ©2017 The Gonum Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package cmplx64
|
|
|
|
import math "gonum.org/v1/gonum/internal/math32"
|
|
|
|
// IsNaN returns true if either real(x) or imag(x) is NaN
|
|
// and neither is an infinity.
|
|
func IsNaN(x complex64) bool {
|
|
switch {
|
|
case math.IsInf(real(x), 0) || math.IsInf(imag(x), 0):
|
|
return false
|
|
case math.IsNaN(real(x)) || math.IsNaN(imag(x)):
|
|
return true
|
|
}
|
|
return false
|
|
}
|
|
|
|
// NaN returns a complex ``not-a-number'' value.
|
|
func NaN() complex64 {
|
|
nan := math.NaN()
|
|
return complex(nan, nan)
|
|
}
|