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### Questions (40)

 12 Show that the set of all symmetric, real matrices is a subspace, determine the dimension 12 Showing that an equation holds true with a Fibonacci sequence: $F_{n+m} = F_{n-1}F_m + F_n F_{m+1}$ 11 Determine the matrix relative to a given basis 10 Why is the 'change-of-basis matrix' called such? 10 How are norms different from absolute values?

### Reputation (1,007)

 +15 Show that a continuous function has a fixed point +5 Determine sign of a permutation, calculate number of elements in the subgroup of permutations with sign = 1 +5 Show that this is a vector space and determine the dimension +5 Showing that an equation holds true with a Fibonacci sequence: $F_{n+m} = F_{n-1}F_m + F_n F_{m+1}$

 1 How many gallons of water is on earth to this day? 1 Showing properties of discontinuous points of a strictly increasing function 0 “Find $f '(a)$” explaining in english

### Tags (25)

 1 analysis × 8 0 matrices × 2 1 calculus × 5 0 fibonacci-numbers 1 algebra-precalculus × 2 0 general-topology 0 linear-algebra × 16 0 discrete-mathematics 0 sequences-and-series × 2 0 permutations

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