LevelExpr

class nvmath.sparse.ust.LevelExpr(*, expression1, operator, expression2)

A (binary) level expression is a triple: dimension object or level expression, operator, dimension or level expression or int.

Parameters:

• expression1 – a Dimension or LevelExpr object.

• operator – operator derived from Operator (Add, Subtract, Divide, Modulo).

• expression2 – a Dimension or LevelExpr object, or an integer.

Attributes

expression1

operator

expression2

Methods

evaluate(dimensions, dim_indices, as_size)

invert(dimensions, levels, dim_indices, lvl_indices, idx)