### Questions (9)

 11 What are the pre- requisites required to learn Real Analysis? 4 Why use the term 'models' to interpret the double turnstile symbol? 3 Is there a way to derive the chain rule using the definition of the differential of a function? 1 A curious question about optimizing a function of 2 variables. 0 Let P and Q represent formulas. Would stuff like $(P \wedge \neg P) \models Q$ make sense?

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 10 Show that the determinant of $A$ is equal to the product of its eigenvalues 2 Given a set and an element, can we say that the element is subset of the given set? 2 Ways to award first and second place to two persons out of nine 0 Prove that a triangle that has two congruent angles is isosceles

### Tags (19)

 10 linear-algebra × 3 2 permutations 10 eigenvalues-eigenvectors × 2 2 combinations 10 matrices 2 discrete-mathematics 10 determinant 0 calculus × 3 2 elementary-set-theory 0 multivariable-calculus × 2