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P. Lawrence

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 2 years, 10 months
  • 242 profile views
  • Last seen May 23 '20 at 3:41

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4 Criterion for positive semi-definite quadratic function in terms of $2^n-1$ principal minors Mar 5 '20
4 How many solutions to this under-determined equation Mar 19 '20
4 Any $(x, y, z)$ can satisfy the $5x^2+2y^2+6z^2-6xy-2xz+2yz<0$? May 9 '20
3 What is linear constraint? May 14 '20
3 How to factorise $x^4+x^2+9$ May 18 '20
3 Rational function integration (not sure wich technique to use) Apr 30 '20
3 Redundancy in Axler's “conditions for a subspace”? Mar 25 '20
3 Any two distinct lines in the projective plane meet at a unique point Feb 24 '20
3 Linear transformation of a 2x2 Jan 19 '20
3 Find the inverse of f, where $f(x)= \frac {e^x - e^{-x}} {e^x + e^{-x}} $ Jan 22 '20
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