John Smith @Maths_Brainbox
Joined October 2015-
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An n x n matrix A is non-singular iff the only solution to Ax = 0 is x = 0.
The fundamental group of the product of two spaces is the direct product of their fundamental groups.
Can solve a linear system Ax = b with linalg.solve(A, b).
The Chebyshev polynomials are defined by T_n( cos(x) ) = cos( nx ). bit.ly/6N062Z
Jupiter's largest moon, Ganymede, is larger than the planet Mercury.
A graph is k-connected if it remains connected when any k-1 vertices are removed.
The Laguerre polynomials are orthogonal on [0, ∞) with respect to a weight given by a gamma distribution pdf.
@ToppsKick can you unlink my account as it's been banned
I see that many people think our new show is called Gear Knobs. Well you heard it here first. It isn't.
Join #mathscpdchat next Tuesday, 7-8 pm to discuss ways in which the 'ideal' textbook could aid your teaching.
BBC News - New wave of super-size secondary schools planned bbc.co.uk/news/education…

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