MathPHP\LinearAlgebra\Vector::offsetExists PHP Method

Vector Class Documentation 显示文件 Open project: markrogoyski/math-php

offsetExists() public method

************************************************************************ ArrayAccess INTERFACE ************************************************************************
public offsetExists ( $i ) : boolean
return boolean 
    public function offsetExists($i) : bool
    {
        return isset($this->A[$i]);
    }
Vector
__construct
__toString
add
asColumnMatrix
asRowMatrix
count
crossProduct
directProduct
dotProduct
get
getN
getVector
innerProduct
jsonSerialize
l1Norm
l2Norm
length
maxNorm
normalize
offsetExists
offsetGet
offsetSet
offsetUnset
outerProduct
pNorm
perp
perpDotProduct
perpendicular
projection
scalarDivide
scalarMultiply
subtract
sum