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2016-02-27 02:16:53 +0200 | answered a question | Integer not iterable Yep, silly me, worked it out. Few lines below on the same page it says to enter the following command: from operator import mul Hope someone who uses the same approch in Learning sage finds this useful. Gerry |
2016-02-27 02:09:54 +0200 | asked a question | Integer not iterable Not sure if this was asked before. I've been going through the Sage and Python tutorials for the past 3 weeks as I worked out that I'll eventually have to learn at least some Python so to get what I need from Sage. So far so good, But this one escapes me. The Sage tutorial refers to this example in The Python library: map(mul, [0, 1, 2, 3], [10, 20, 30, 40]) which is supposed to yield [0, 20, 60, 120] However, I keep getting ... ... TypeError: 'sage.rings.integer.Integer' object is not iterable What's causing this? Hope someone can help Gerry |
2016-02-11 21:54:06 +0200 | asked a question | Approximate values of eigenvalues Does anyone know what commands or a procedure to use to find approximate values of of eigenvalues of a random matrix in SAGE? Of any precision, but to make things simpler let's say 4. Hope someone can help. Thanks Gerry |