weldx.MathematicalExpression#

class weldx.MathematicalExpression(expression, parameters=None)#

Mathematical expression using sympy syntax.

Construct a MathematicalExpression.

Parameters

Methods

equals

Compare the instance with another object for equality and return the result.

evaluate

Evaluate the expression for specific variable values.

get_variable_names

Get a list of all expression variables.

set_parameter

Define an expression parameter as constant value.

set_parameters

Set the expressions parameters.

Attributes

expression

Return the internal sympy expression.

num_parameters

Get the expressions number of parameters.

num_variables

Get the expressions number of free variables.

parameters

Return the internal parameters dictionary.