291

Answers

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5

Realizable Order Sequences for Finite Groups

4

abstract evolution equations

4

Please recommend some classical books or articles on the compressible Euler equations !

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What is $A+A^T$ when $A$ is row-stochastic ?

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Existence of solution of a Non-linear PDE via Fixed point theorem

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generalisation of Cauchy-Riemann equations to 3D

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Signed factors of harmonic polynomials

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Recent Applications of Mathematics

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shifted QR algorithm--why does the shift help ?

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Lie Groups and PDEs

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partial Derivatives of Eigen value decomposition or Singular value decomposition

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System of first order PDE

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Jacobi’s equality between complementary minors of inverse matrices

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Representing a product of matrix exponentials as the exponential of a sum

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Hard-sphere gases and the wave equation

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Is Gauss-Seidel guaranteed to converge on *semi* positive definite matrices?

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Extremal points of the unit ball of M_n(R) …

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Trace space and Neumann boundary condition

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Tight bound for sum of entries of the inverse of a nonnegative matrix

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Why are polynomials easier to handle with than integers?

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Most memorable titles

4

Is the inclusion of Lebesgue spaces compact?

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When does ‘positive’ imply ‘sum of squares’?

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Motivating the Laplace transform definition

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Is the semigroup of nonnegative integer matrices with determinant 1 finitely generated?

4

Green’s function for wave equations in R² or R³

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Jokes in the sense of Littlewood: examples?

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Shrinking a Lipschitz smooth domain.

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Diagonalization of Infinite Hermitian matrices

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What is the relationship between singular value decomposition and solving linear systems?