/* Copyright (C) 2018 Daniel Schultz This file is part of FLINT. FLINT is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License (LGPL) as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. See . */ #include "nmod_mpoly.h" int nmod_mpoly_is_gen(const nmod_mpoly_t A, slong var, const nmod_mpoly_ctx_t ctx) { if (A->length != WORD(1)) return 0; if (A->coeffs[0] != UWORD(1)) return 0; return mpoly_is_gen(A->exps, var, A->bits, ctx->minfo); }