Class Variable

constructor

• new Variable(name?): Variable

• Parameters

  • name: undefined | string = undefined

  Returns Variable

name

Static VarCounter

vars

• get vars(): Set<this>

• Get a set of all variables used by this expression

  Returns Set<this>

diff

• diff(d): Const

• Differentiate the expression with respect to a variable

  Parameters

  • d: Variable

  Returns Const

eval

• eval(vars, checkVars): undefined | number

• Evaluate expression

  Parameters

  • vars: VarMap

    A map of variables to numbers to use while evaluating expressions
  • checkVars: boolean

    Weather to check if all needed variables are given or not

  Returns undefined | number

simplify

• simplify(): Variable

• Simplify the expression. Can't do complete simplification
  Note: Simplification may remove expressions with no effect

  Returns Variable

toString

• toString(): string

• Returns string