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 12 given positive real numbers x,y how to demonstrate that is defined as the maximum of x and y? 5 Matrices and rank inequality 5 Asymptotic expansions for the roots of $\epsilon^2x^4-\epsilon x^3-2x^2+2=0$ 4 Mathematics textbooks with history and/or motivation? 3 Inverse of a symmetric tridiagonal matrix.

# 966 Reputation

 +10 Asymptotic expansions for the roots of $\epsilon^2x^4-\epsilon x^3-2x^2+2=0$ +20 Inverse of a symmetric tridiagonal matrix. +10 Exercise books in linear algebra and geometry +2 Can anyone explain how to show the finite difference equation $y'_{0}=\frac{y_{1}-y_{-1}}{2h} + O(h^{2}).$?

# 5 Questions

 5 Proof that $J_{\nu}(x) \sim (x/2)^\nu / \Gamma(\nu+1) \; \text{as} \; \nu \rightarrow \infty$ 4 Asymptotic expansion of $\int\limits_0^{\pi / 2} {e^{ix\cos t}}dt$ 3 Why is it true that $\int_0^\pi \! \sin(z\cos\theta) (\sin\theta)^{2\nu} \, d\theta = 0$? 3 Jacobian of a Composition involving a Linear Transformation 0 Describing a set using linear inequalities

# 39 Tags

 14 calculus × 2 6 numerical-methods × 5 13 matrices × 5 5 numerical-linear-algebra × 5 11 linear-algebra × 6 5 soft-question × 4 9 reference-request × 7 5 asymptotics × 3 7 differential-equations × 5 5 complex-analysis × 2

# 7 Accounts

 Mathematics 966 rep 412 Mathematics Educators 131 rep 2 Stack Overflow 101 rep TeX - LaTeX 101 rep Computational Science 101 rep