Questions (397)

 26 Geometric meaning of the determinant of a matrix 13 Eigenvalues of the sum of two matrices: one diagonal and the other not. 11 Sampling theorem. 11 Physical meaning of linear ODE $xy''+2y' + \lambda^2 x y = 0$ 9 Some method to solve $\int \frac{1}{\left(1+x^2\right)^{2}} dx$ and some doubts.

Reputation (3,583)

 +5 The solution of a discrete, linear system by knowing eigenvalues and eigenvectors +5 Transversality condition +5 Solving differential equation $x''(t)=x^6$. +5 Geometric meaning of the determinant of a matrix

 8 How do I evaluate these undefined limits? 5 Find $\lim_{n\to\infty} \frac{1^4+2^4+\dots+n^4}{1^4+2^4+\dots+n^4+(n+1)^4}$ 5 Find limit as x approaches infinity of exponential functions 5 Why are even/odd functions called even/odd? 4 Fidning multivariable limit

Tags (147)

 52 calculus × 92 14 integration × 40 37 limits × 37 9 functions × 17 17 real-analysis × 19 7 linear-algebra × 36 15 sequences-and-series × 85 6 trigonometry × 11 15 multivariable-calculus × 30 6 factorial × 2

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