# May

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# 26 Questions

 5 What is the PDF of random variable Z=XY? 4 How to calculate the following double integral 4 How to get PDF from characteristic function 4 What is Cumulative Distribution Function of this random variable? 3 Finding probability P(X

# 319 Reputation

 +5 What is the PDF of random variable Z=XY? +3 CDF of sum of dependent random variables +5 How to get PDF from characteristic function +5 Finding probability P(X

 1 Expected value of a random variable 1 Construct PDA that accepts the language $L = \{ a^nb^{n + m}c^{m}: n \geq 0, m \geq 1 \}$ 1 Is this DFA correct for the language $\{w \mid w \in \{ab\}^*\}$? 1 For the language $\{w \mid w \in \Sigma^*, w \neq \lambda\}$, is the following regular expression correct? 1 Is regularity is preserved under reversal?

# 24 Tags

 3 automata × 5 1 formal-grammar 2 regular-language × 6 1 computational-mathematics 2 regular-expressions × 2 1 computer-science 1 probability × 21 0 probability-theory × 15 1 proof-writing × 2 0 statistics × 14

# 2 Accounts

 Mathematics 319 rep 1217 Stack Overflow 101 rep 2