Documentation
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Overview ¶
Package math implements common mathematical operations.
Index ¶
- Constants
- func ComplexAdd(x, y complex128) complex128
- func ComplexCompare(a, b complex128, epsilon float64) bool
- func ComplexCompare2D(a, b [][]complex128, epsilon float64) bool
- func ComplexCompares(a, b []complex128, epsilon float64) bool
- func ComplexMul(x, y complex128) complex128
- func ComplexSub(x, y complex128) complex128
- func FloatCompare(a, b float64, epsilon float64) bool
- func FloatCompare2D(a, b [][]float64, epsilon float64) bool
- func FloatCompares(a, b []float64, epsilon float64) bool
- func FloatsToComplex(f []float64) []complex128
- func FloatsToComplexMatrix(f [][]float64) [][]complex128
- func FloatsZero(f []float64)
- func IsPowerOf2(n int) bool
- func Max(a, b int) int
- func Min(a, b int) int
- type ComplexMatrix
- func (m *ComplexMatrix) Compare(o *ComplexMatrix, epsilon float64) bool
- func (m *ComplexMatrix) Dims() []int
- func (m *ComplexMatrix) EqualTo(o *ComplexMatrix) bool
- func (m *ComplexMatrix) H() (*ComplexMatrix, error)
- func (m *ComplexMatrix) SetValue(dims []int, x complex128) error
- func (m *ComplexMatrix) Value(dims []int) (complex128, error)
- type UniformRandom
- func (r UniformRandom) Float32() float32
- func (r UniformRandom) Float32Range(a, b float32) float32
- func (r UniformRandom) Float32n(n float32) float32
- func (r UniformRandom) Float64() float64
- func (r UniformRandom) Float64Range(a, b float64) float64
- func (r UniformRandom) Float64n(n float64) float64
- func (r UniformRandom) Gaussian(mu, sigma float64) float64
Constants ¶
Aliases
Variables ¶
This section is empty.
Functions ¶
func ComplexAdd ¶
func ComplexAdd(x, y complex128) complex128
func ComplexCompare ¶
func ComplexCompare(a, b complex128, epsilon float64) bool
ComplexCompare compares two complex slices within a tolerance.
func ComplexCompare2D ¶
func ComplexCompare2D(a, b [][]complex128, epsilon float64) bool
ComplexCompare2D compares two complex 2D-matrices within a tolerance.
func ComplexCompares ¶
func ComplexCompares(a, b []complex128, epsilon float64) bool
ComplexCompares compares two complex slices within a tolerance.
func ComplexMul ¶
func ComplexMul(x, y complex128) complex128
func ComplexSub ¶
func ComplexSub(x, y complex128) complex128
func FloatCompare ¶
FloatCompare compares two float slices within a tolerance.
func FloatCompare2D ¶
FloatCompare2D compares two float 2D-matrices within a tolerance.
func FloatCompares ¶
FloatCompares compares two float slices within a tolerance.
func FloatsToComplex ¶
func FloatsToComplex(f []float64) []complex128
FloatsToComplex converts a float slice to a complex slice, where the float will be the complex real value.
func FloatsToComplexMatrix ¶
func FloatsToComplexMatrix(f [][]float64) [][]complex128
FloatsToComplexMatrix converts a float matrix to a complex matrix, where the float will be the complex real value.
Types ¶
type ComplexMatrix ¶
type ComplexMatrix struct {
// contains filtered or unexported fields
}
ComplexMatrix is a multidimensional matrix.
func ComplexMatrixBuild ¶
func ComplexMatrixBuild(x []complex128, dims []int) (*ComplexMatrix, error)
ComplexMatrixBuild builds a multidimensional matrix from a slice with the specified dimensions.
func ComplexMatrixBuild2D ¶
func ComplexMatrixBuild2D(x [][]complex128) (*ComplexMatrix, error)
ComplexMatrixBuild2D builds a 2D-matrix from a slice.
func NewComplexMatrix ¶
func NewComplexMatrix(dims []int) *ComplexMatrix
func (*ComplexMatrix) Compare ¶
func (m *ComplexMatrix) Compare(o *ComplexMatrix, epsilon float64) bool
Compare two complex multidimensional matrices within a tolerance.
func (*ComplexMatrix) Dims ¶
func (m *ComplexMatrix) Dims() []int
Dims returns dimensions of the matrix.
func (*ComplexMatrix) EqualTo ¶
func (m *ComplexMatrix) EqualTo(o *ComplexMatrix) bool
EqualTo checks the equality of two matrices.
func (*ComplexMatrix) H ¶
func (m *ComplexMatrix) H() (*ComplexMatrix, error)
H returns the conjugate (Hermitian) matrix.
func (*ComplexMatrix) SetValue ¶
func (m *ComplexMatrix) SetValue(dims []int, x complex128) error
func (*ComplexMatrix) Value ¶
func (m *ComplexMatrix) Value(dims []int) (complex128, error)
type UniformRandom ¶
type UniformRandom struct {
// contains filtered or unexported fields
}
func NewUniformRandom ¶
func NewUniformRandom(seed int64) *UniformRandom
func (UniformRandom) Float32 ¶
func (r UniformRandom) Float32() float32
Float32 returns a random float32 in [0.0, 1.0)
func (UniformRandom) Float32Range ¶
func (r UniformRandom) Float32Range(a, b float32) float32
Float32Range returns a random float32 in [a, b)
func (UniformRandom) Float32n ¶
func (r UniformRandom) Float32n(n float32) float32
Float32n returns a random float32 in [0.0, n)
func (UniformRandom) Float64 ¶
func (r UniformRandom) Float64() float64
Float64 returns a random float64 in [0.0, 1.0)
func (UniformRandom) Float64Range ¶
func (r UniformRandom) Float64Range(a, b float64) float64
Float64Range returns a random float32 in [a, b)
func (UniformRandom) Float64n ¶
func (r UniformRandom) Float64n(n float64) float64
Float64n returns a random float64 in [0.0, n)
func (UniformRandom) Gaussian ¶
func (r UniformRandom) Gaussian(mu, sigma float64) float64
Gaussian returns a random number of gaussian distribution Gauss(mean, stddev^2)
Source Files