# user54297

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# 29 Questions

 7 $\epsilon < \frac{a}{b} < \frac{c}{d}$ implies that: $\epsilon \leq \frac{a+c}{b+d}$? 5 How to calculate this integral 3 How to use the Fredholm alternative in an ODE 3 Show that $\max(\mathrm{Re} (\exp(it)\cdot z) = |z|$ 2 How to prove that a supreme is infinite

# 280 Reputation

 +5 How to use the Fredholm alternative in an ODE +5 Is the product of two non-holomorphic function always non-holomorphic? +5 Show that $\max(\mathrm{Re} (\exp(it)\cdot z) = |z|$ +5 Maximum for $x \in \mathbb{R}$ implies supreme for $x \in \mathbb{Q}$

 6 What is the notation for the set of all $m\times n$ matrices? 1 $1+1+1+1+1+1+1+1+1+1+1+1 \cdot 0+1 = 12$ or $1$?

# 29 Tags

 6 linear-algebra × 2 0 pde × 4 6 matrices 0 real-analysis × 4 6 notation 0 trigonometry × 3 1 arithmetic 0 calculus × 3 0 complex-analysis × 4 0 complex-numbers × 2

# 1 Account

 Mathematics 280 rep 19