discrete mathematics : Math Help

summation of ceil and floor function

sequences-and-series elementary-number-theory algorithms summation computational-mathematics
Updated February 19, 2019 11:20 AM

Prove $7\mid x^2+y^2$ iff $7\mid x$ and $7\mid y$

elementary-number-theory discrete-mathematics modular-arithmetic divisibility
Updated February 19, 2019 10:20 AM

Probability and independence

probability discrete-mathematics
Updated February 19, 2019 07:20 AM

Give a formulae for the generalalized element $A_{i,j}$

linear-algebra numerical-methods numerical-linear-algebra computational-mathematics
Updated February 19, 2019 07:20 AM

Find a simplest proposition that is logically equivalent to ¬p ↔ ¬q (don't need a solution,need explanation).

discrete-mathematics
Updated February 19, 2019 04:20 AM

Standard Deviation of the random number x

probability discrete-mathematics standard-deviation
Updated February 19, 2019 02:20 AM

Boolean expression simplification using 3 variables

discrete-mathematics logic propositional-calculus boolean-algebra
Updated February 19, 2019 01:20 AM

How to determine if a relation is an equivalence relation?

discrete-mathematics education
Updated February 19, 2019 00:20 AM

The number of $f \circ f=f $

discrete-mathematics combinatorial-number-theory
Updated February 18, 2019 17:20 PM

Existence of a basis in constructive vector spaces

vector-spaces computability axiom-of-choice constructive-mathematics
Updated February 18, 2019 15:20 PM

Constructing a graph with radius two.

combinatorics discrete-mathematics graph-theory geometric-construction
Updated February 18, 2019 13:20 PM

Proofs using Algebraic Axioms

abstract-algebra discrete-mathematics proof-writing
Updated February 18, 2019 13:20 PM

Gcd is a Regular Language

discrete-mathematics computer-science automata
Updated February 18, 2019 07:20 AM

prove whether ∃x∀yP(x, y) logically implies ∀y∃xP(x, y) or not.

discrete-mathematics quantifiers
Updated February 18, 2019 04:20 AM

Principle of I/E: In how many ways can eight cakes be distributed among four kids if every kid receives at least one cake?

combinatorics discrete-mathematics inclusion-exclusion
Updated February 18, 2019 02:20 AM

How to check the dimension of a given set in $\mathbb R^n$?

linear-algebra dimension-theory discrete-geometry
Updated February 17, 2019 22:20 PM

Principle of I/E exercise

discrete-mathematics
Updated February 17, 2019 19:20 PM

A couple of questions regarding modulo calculation, f. ex. $342342^{100} \mod 5$

discrete-mathematics modular-arithmetic
Updated February 17, 2019 14:20 PM

Evaluate $\sum_{k=1}^n\log(x ^ {k/(2+1)} )$

discrete-mathematics summation
Updated February 17, 2019 05:20 AM

Breaking smallest grammar problem into subproblems by looking at irreducible start-rule cuts.

discrete-mathematics algorithms computer-science formal-languages context-free-grammar
Updated February 17, 2019 05:20 AM

Showing Page 1 of 0