ASKSAGE: Sage Q&A Forum - Latest question feedhttp://ask.sagemath.org/questions/Q&A Forum for SageenCopyright Sage, 2010. Some rights reserved under creative commons license.Thu, 07 Dec 2017 23:34:33 -0600Substituting a complex embedding for a number field elementhttp://ask.sagemath.org/question/40006/substituting-a-complex-embedding-for-a-number-field-element/Is there a way to take an element of a number field (or a polynomial or a number field) and replace the generator of the field by one of its complex embeddings? For example, something like
sage: K.<a> = NumberField(x^2 - 3)
sage: (3*a + 5).substitute(a=a.complex_embeddings()[1])
It's feasible to do this with `sage_eval`, but hopefully there is a better way.jaebondThu, 07 Dec 2017 23:34:33 -0600http://ask.sagemath.org/question/40006/