Math Forums


Basic Math
Help with basic math questions, such as addition, subtraction, multiplication, division, denominators, fractions, percentages, etc...
Latest: How to find the proportion of thing 1 to thing 2 Xal'naga, Nov 23, 2022 
Algebra
Formulas, inequalities and simultaneous, coordinates, graphs, number patterns, linear and quadratics.
Latest: I need a formula to back calculate a starting number when I have an ending number after fee & taxes LongTooth, Dec 4, 2022 at 1:57 AM 
Geometry and Trigonometry
Volumes, perimeters, angles, identities, triangles, sin, cos, tan.
Latest: Calculating angles for wood joinery GregJ7, Nov 5, 2022 
Probability and Statistics
Histograms, averages, diagrams, distributions, sampling, estimates, bayes theorem, permutations and combinations.
Latest: Find Maximum value given, sum of numbers and average pat0, Nov 1, 2022 
Differentiation and Integration
Derivatives, area under a curve, rules, integration by parts and substitution.
Latest: Differentiation with a bit of trig? MathLover1, Sep 22, 2022 
Other PreUniversity Math
Any preuniversity level math that doesn't fit in the categories above.
Latest: Madas Maths papers Roz, Oct 21, 2022



Calculus
Advanced differentiation and integration, derivatives, theorems, polynomials.
Latest: Taylor series application of Gaussian Distribution. How come??? lks, Nov 25, 2022 
Number Theory
Fermat's theorem, prime numbers, algebraic number theory, Euler's theorem, congruences, modulo.
Latest: Doubling theory and vortex math jonesk79, Oct 3, 2022 
Linear and Abstract Algebra
Endomorphisms, isomorphisms, linear maps, matrix, theory, groups, rings, fields, Galois theory, eigenvalues and eigenvectors.
Latest: Product of Two Matrices...2 nycmathguy, Jun 14, 2022 
Analysis and Topology
Sequences, limits, series, functional analysis, differential calculus, convergence and divergence.
Latest: d((x_n),(y_n)) := 2 ^{−min{n∈N: x_n≠y_n}} defines a metric on S={0,1}^ℕ nycmathguy, May 19, 2022 
Advanced Applied Math
Set Theory, Logic, Numerical Analysis, etc...
Latest: Hoeffding's inequality lexapro8585, Dec 1, 2022 at 2:44 PM 
Differential Equations
First and second order equations, Laplace Transforms, theorems, equations.
Latest: satisfy a solution of an equation MathLover1, Jun 21, 2022 
Advanced Probability and Statistics
Testing, samples, confidence intervals, convergence, expectation, measure theory, random variables.
Latest: Random variables: MMSE estimation rjying314, Nov 4, 2022 
Other Advanced Math
Any other advanced math topics that don't fit in to the above categories.
Latest: I made a set/group of numbers, and want thoughts Zion Does Math Weird, Oct 8, 2022



Math Software
Discuss all types of math software in this section (Matlab, Mathematica, etc...).
Latest: Photomath nycmathguy, Dec 28, 2021 
Calculators
Need help with your calculator? This is the place to ask!
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Introductions
Say hello to the Math Forums community in here and introduce yourself.
Latest: Hello everyone! qfxz, Jul 25, 2022 
Announcements, Suggestions and Feedback
We'll post any site announcements in here. You can also let us know what you think of MathForums.com and mention any ideas for the site.
Latest: OffTopic Forum nycmathguy, Jun 28, 2022 
OffTopic Chat
Chat about (almost) anything not related to Maths in here.
Latest: The Number pi: An Integer nycmathguy, Aug 5, 2022



Latest: Division by zero. Go ahead and laugh. nycmathguy, Apr 28, 2022
