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Mar
13
answered A difficult equation containing exponent 2 and 3
Mar
13
answered Composite Relations - Give Examples of relations $R_1$ and $R_2$ such that $R_2 \circ R_1 = R_1 \circ R_2$ and $R_2 \circ R_1 \neq R_1 \circ R_2$
Mar
13
answered Modus operandi for proving Evaluation Fundamental Theorem of Calculus (Abbott p 200, Spivak p 272 T14.2)
Mar
13
answered Probability of independent events $P(ab)=P(a)*P(b)$
Mar
13
answered What does 'finite-valued' mean?
Mar
13
answered What is wrong in this proof?
Mar
13
asked Can a set containing a single vector from a vector space over a finite field be linearly dependent?
Feb
20
answered How does this proof of the Cauchy-Schwarz Inequality work?
Feb
18
answered Is -1 less than 0.1?
Jan
18
asked Is the construction of $\mathbb{R}$ by Cauchy sequences due to Cauchy? For that matter, are Cauchy sequences due to Cauchy?
Jan
9
answered Fixed point of tree automorphism
Jan
9
answered Why is Euclid's proof on the infinitude of primes considered a proof?
Dec
22
answered Why can $y-y_1 = m(x-x_1)$ describe a line but $m=(y-y_1)/(x-x_1)$ is missing a point?
Dec
20
answered Wolfram Alpha unexpected answer.
Dec
17
answered Question on Expected Value, discrete case
Dec
17
answered Finding density function for uniform distribution
Dec
17
asked “Let $G$ be a planar graph. Show that every pair of vertex-disjoint odd cycles in $G^c$ is connected by an edge.” Can't figure out why “odd” matters.
Dec
16
answered Monty hall problem extended.
Dec
16
answered How to calculate the interest amount per day
Dec
16
answered variance and generating function - probability hat problem