The art of manipulating an algebraic expression into the desired form.

learn more… | top users | synonyms

10
votes
2answers
911 views

Expand modulus squared

Is it possible to make a function in Mathematica that expands expressions of the form $$|z + w|^2 = |z|^2 + 2\text{Re} \overline{z}w + |w|^2?$$ Preferably it should also be able to handle things ...