C. Brendel

### Questions (11)

 2 Automorphism of $\mathbb{C}$ over a subfield $K$ of $\mathbb{C}$ [duplicate] 1 Complex Endomorphism $f$ with orthogonal Eigenspaces implies that $f$ is unitary 1 Positive definite matrix with an interesting estimate [duplicate] 1 Proof for a formula of a special real determinant 1 Strange big-O notation?

### Reputation (91)

 +10 Convergence of an infinite product to an element of $\mathbb{C} \setminus \mathbb{R}_{-}$ +18 Exact formulas of the determinant of a 4x4 matrix and of 5x5 matrix +10 Automorphism of $\mathbb{C}$ over a subfield $K$ of $\mathbb{C}$ +5 Complex Endomorphism $f$ with orthogonal Eigenspaces implies that $f$ is unitary

 1 Exact formulas of the determinant of a 4x4 matrix and of 5x5 matrix 1 Convergence of an infinite product to an element of $\mathbb{C} \setminus \mathbb{R}_{-}$ 1 Differentiating an exponential integral 0 How can I calculate $\lim_{ n \rightarrow \infty} (n^{1.000001}/\log n) / (1.000001)^n$

### Tags (27)

 1 determinant × 2 1 infinite-product 1 complex-analysis × 2 1 convergence 1 ordinary-differential-equations 0 matrices × 3 1 exponential-function 0 extension-field × 3 1 analysis 0 field-theory × 2

### Account (1)

 Mathematics 91 rep 8