10 examples of 'math pow golang' in Go

3
func myPow(x float64, n int) float64 {
4
	if n < 0 {
5
		return 1.0 / pow(x, -n)
6
	}
7
8
	return pow(x, n)
9
}

249
func Pow(x Node, power mat.Float) Node {
250
	return globalGraph.Pow(x, power)
251
}

147
func pow(A mat.Matrix, F *mat.Dense, exp float64) {
148
	ar, ac := A.Dims()
149
	fr, fc := F.Dims()
150
	if ar != fr || ac != fc {
151
		panic(mat.ErrShape)
152
	}
153
	for i := 0; i < ar; i++ {
154
		for j := 0; j < ac; j++ {
155
			F.Set(i, j, math.Pow(A.At(i, j), exp))
156
		}
157
158
	}
159
}

7
func Pow(a, b float64) float64 {
8
	return math.Pow(a, b)
9
}

128
func pow2(x uint32) uint32 {
129
	x--
130
	x |= x >> 1
131
	x |= x >> 2
132
	x |= x >> 4
133
	x |= x >> 8
134
	x |= x >> 16
135
	return x + 1
136
}

9
func Pow(x, y float64) float64 {
10
	return math.Pow(x, y)
11
}

406
func (gf *BuiltInFunctions) Pow(x, y float64) float64 {
407
	return math.Pow(x, y)
408
}

161
func Pow(x, y Floater) float64 {
162
	return math.Pow(x.Float(), y.Float())
163
}

72
func PowF64(a float64, b float64) float64           { return math.Pow(a, b) }

94
func (e Engine) pow(ctx ExecutionContext, left, right types.Value) (types.Value, error) {
95
	defer e.profiler.Enter("pow").Exit()
96
97
	if left == nil || right == nil {
98
		return nil, fmt.Errorf("cannot exponentiate %T and %T", left, right)
99
	}
100
101
	if exponentiator, ok := left.Type().(types.ArithmeticExponentiator); ok {
102
		result, err := exponentiator.Pow(left, right)
103
		if err != nil {
104
			return nil, fmt.Errorf("pow: %w", err)
105
		}
106
		return result, nil
107
	}
108
	return nil, fmt.Errorf("%v does not support exponentiation", left.Type())
109
}