ModularFromSTWord

Rebuild a matrix from its $S/T$ factorisation — the inverse of ModularSTWord.

ModularFromSTWord(exponents)the matrix $T^{e_0}ST^{e_1}S\cdots$

Typed signatures

Type	Package	Applies
(list<integer>) -> expression<ModularMatrix>	modular	always

Domain: The modular group

Examples

Basic #

Inverse of ModularSTWord

live ↗

In$\mathrm{ModularFromSTWord}(\bigl\lbrack1, 2\bigr\rbrack)$Out$\mathrm{ModularMatrix}(1, 1, 1, 2)$

About

Examples	1

See also: ModularSTWord, ModularMatrix