mathutils

Documentation

Index

• func Average[T types.Number](array []T) float64
• func CalculateMaxPrimeFactor(n int64) int64
• func Correlation[T types.Number](arr1, arr2 []T) float64
• func CosineSimilarity(a, b []float64) float64
• func Covariance[T types.Number](arr1, arr2 []T) float64
• func Dot[T types.Number](a, b []T) T
• func DumpMatrix[T any](m [][]T) string
• func EuclideanDistance(v1, v2 []float64) float64
• func ExtractEvenNumber(array []int64) []int64
• func FindDivisor(n int) []int
• func FindIndexValue[T types.Number](array []T, value T) []int
• func GenerateFibonacci[T types.Number](max T) []T
• func InitMatrix[T types.Number](r, c int) [][]T
• func InitMatrixCustom[T types.Number](r, c int, value T) [][]T
• func IsPrime(n int) bool
• func ManhattanDistance(v1, v2 []float64) float64
• func Max[T types.Number](a, b T) T
• func MaxIndex[T types.Number](array []T) int
• func Maxs[T types.Number](a ...T) T
• func Median[T types.Number](arr []T) float64
• func Min[T types.Number](a, b T) T
• func MinIndex[T types.Number](array []T) int
• func Mins[T types.Number](a ...T) T
• func Mode[T types.Number](array []T) []T
• func MultiplyMatrix[T types.Number](m1, m2 [][]T) [][]T
• func NewArray[T types.Number](n int, value T) []T
• func SimilarityPreCheck[T types.Number](a, b []T) bool
• func SortMaxIndex[T types.Number](array []T) []int
• func StandardDeviation[T types.Number](array []T) float64
• func SubtractArray[T types.Number](integers []T) T
• func SubtractArrays[T types.Number](a1, a2 []T) []T
• func SubtractMatrix[T types.Number](m1, m2 [][]T) [][]T
• func SumArray[T types.Number](array []T) T
• func SumArrays[T types.Number](a1, a2 []T) []T
• func SumArraysPadded[T types.Number](n1, n2 []T) []T
• func SumMatrix[T types.Number](m1, m2 [][]T) [][]T
• func Transponse1D[T any](v []T) [][1]T
• func Variance[T types.Number](array []T) float64

Functions

func Average

func Average[T types.Number](array []T) float64

Average is delegated to calculate the average of an int array

func CalculateMaxPrimeFactor

func CalculateMaxPrimeFactor(n int64) int64

CalculateMaxPrimeFactor is delegated to calculate the max prime factor for the given input

func Correlation

func Correlation[T types.Number](arr1, arr2 []T) float64

Correlation is delegated to calculate the correlation for the two given arrays

func CosineSimilarity

func CosineSimilarity(a, b []float64) float64

CosineSimilarity is delegated to calculate the Cosine Similarity for the given array

func Covariance

func Covariance[T types.Number](arr1, arr2 []T) float64

Covariance is delegated to calculate the Covariance between the given arrays

func Dot

func Dot[T types.Number](a, b []T) T

Dot is delegated to multiply the given array and sum every number of the result array

func DumpMatrix

func DumpMatrix[T any](m [][]T) string

DumpMatrix is delegated to print the given matrix

func EuclideanDistance

func EuclideanDistance(v1, v2 []float64) float64

EuclideanDistance is delegated to calculate the Euclidean distance for the given array

func ExtractEvenNumber

func ExtractEvenNumber(array []int64) []int64

ExtractEvenNumber Is delegated to extract only the even number from the input array

func FindDivisor

func FindDivisor(n int) []int

FindDivisor is delegated to find every divisor for the given input

func FindIndexValue

func FindIndexValue[T types.Number](array []T, value T) []int

FindIndexValue is delegated to retrieve the index of the given value into the input array.

func GenerateFibonacci

func GenerateFibonacci[T types.Number](max T) []T

GenerateFibonacci is delegated to generate the Fibonacci sequence

func InitMatrix

func InitMatrix[T types.Number](r, c int) [][]T

InitMatrix is delegated to initialize a new empty matrix

func InitMatrixCustom

func InitMatrixCustom[T types.Number](r, c int, value T) [][]T

InitMatrixCustom is delegated to initialize a matrix with the given dimension using the same value for each field

func IsPrime

func IsPrime(n int) bool

IsPrime is delegated to verify if the given number is Prime

func ManhattanDistance

func ManhattanDistance(v1, v2 []float64) float64

ManhattanDistance is delegated to calculate the Manhattan norm for the given array

func Max

func Max[T types.Number](a, b T) T

Max is delegated to return the max from the two given numbers

func MaxIndex

func MaxIndex[T types.Number](array []T) int

MaxIndex return the index that contains the max value for the given array

func Maxs

func Maxs[T types.Number](a ...T) T

Maxs is delegated to return the max value with a variable number of input int

func Median

func Median[T types.Number](arr []T) float64

Median is delegated to calculate the median for the given array

func Min

func Min[T types.Number](a, b T) T

Min is delegated to return the min from the two given numbers

func MinIndex

func MinIndex[T types.Number](array []T) int

MinIndex return the index that contains the min value for the given array

func Mins

func Mins[T types.Number](a ...T) T

Mins is delegated to return the min value with a variable number of input int

func Mode

func Mode[T types.Number](array []T) []T

Mode is delegated to calculate the mode of the given array

func MultiplyMatrix

func MultiplyMatrix[T types.Number](m1, m2 [][]T) [][]T

MultiplyMatrix is delegated to execute the multiplication between the given matrix without extra allocation

func NewArray

func NewArray[T types.Number](n int, value T) []T

NewArray is delegated to initialize a new array of the given dimension, populated with the same input value

func SimilarityPreCheck

func SimilarityPreCheck[T types.Number](a, b []T) bool

SimilarityPreCheck is delegated to verify that the given array have the correct size

func SortMaxIndex

func SortMaxIndex[T types.Number](array []T) []int

SortMaxIndex is delegated to return an array that contains the position of the order value (from max to min) of the given array {1, 9, 2, 10, 3} -> [3 1 4 2 0] || {7, 6, 5, 4, 3, 2, 1} -> [0 1 2 3 4 5 6] || {1, 2, 3, 4, 5, 6, 7} -> [6 5 4 3 2 1 0]

func StandardDeviation

func StandardDeviation[T types.Number](array []T) float64

StandardDeviation is delegated to calculate the STD for the given array

func SubtractArray

func SubtractArray[T types.Number](integers []T) T

SubtractArray subtract of every element contained in the array and return the result

func SubtractArrays

func SubtractArrays[T types.Number](a1, a2 []T) []T

SubtractArrays is delegated to sum the two given array

func SubtractMatrix

func SubtractMatrix[T types.Number](m1, m2 [][]T) [][]T

SubtractMatrix is delegated to sum the given matrix

func SumArray

func SumArray[T types.Number](array []T) T

SumArray return the sum of every element contained in the array

func SumArrays

func SumArrays[T types.Number](a1, a2 []T) []T

SumArrays is delegated to sum the two given array

func SumArraysPadded

func SumArraysPadded[T types.Number](n1, n2 []T) []T

SumArraysPadded is delegated to sum 2 array of different length.

func SumMatrix

func SumMatrix[T types.Number](m1, m2 [][]T) [][]T

SumMatrix is delegated to sum the given matrix

func Transponse1D

func Transponse1D[T any](v []T) [][1]T

Transponse1D This method does not perform the real transpose

func Variance

func Variance[T types.Number](array []T) float64