On Thu, 27 Oct 2016, Vincent Delecroix wrote:
1) What is [a, b, c, d, e]?
Arghs, forgot the definition list: R.<a, b, c, d, e> = QQ['a, b, c, d, e']
2) Your would better replace [a, b, c, d, e][randint(0,4)] by choice([a,b,c,d,e])
That means using plain Python function to get a random number. I don't know if it plays well with Sage random state.
But in any case, this is just a test code to see how well Singular works. -- Jori Mäntysalo