Math Forums

  1. Pre-University Math

    1. Basic Math

      Basic Math

      Help with basic math questions, such as addition, subtraction, multiplication, division, denominators, fractions, percentages, etc...
      Latest: Check my math - electric cars and the grid Squarehead314, Sep 14, 2023
    2. Algebra

      Algebra

      Formulas, inequalities and simultaneous, coordinates, graphs, number patterns, linear and quadratics.
      Latest: Pre algebra help sologuitar, Sep 12, 2023
    3. Geometry and Trigonometry

      Geometry and Trigonometry

      Volumes, perimeters, angles, identities, triangles, sin, cos, tan.
      Latest: Proofs of a better way to do trigonometry eski, Jul 31, 2023
    4. Probability and Statistics

      Probability and Statistics

      Histograms, averages, diagrams, distributions, sampling, estimates, bayes theorem, permutations and combinations.
      Latest: I cant solve this, what is the closest to 10 HallsofIvy, Sep 10, 2023
    5. Differentiation and Integration

      Differentiation and Integration

      Derivatives, area under a curve, rules, integration by parts and substitution.
      Latest: Working through math for circular motion HallsofIvy, Aug 6, 2023
    6. Other Pre-University Math

      Other Pre-University Math

      Any pre-university level math that doesn't fit in the categories above.
      Latest: Madas Maths papers Squarehead314, Sep 14, 2023

  2. University Math

    1. Calculus

      Calculus

      Advanced differentiation and integration, derivatives, theorems, polynomials.
      Latest: Finding largest volume of right circular cone inscribed in a sphere of radius 3 e.jane.aran, Sep 6, 2023
    2. Number Theory

      Number Theory

      Fermat's theorem, prime numbers, algebraic number theory, Euler's theorem, congruences, modulo.
      Latest: A very simple bijection between reals and naturals HallsofIvy, Sep 5, 2023
    3. Linear and Abstract Algebra

      Linear and Abstract Algebra

      Endomorphisms, isomorphisms, linear maps, matrix, theory, groups, rings, fields, Galois theory, eigenvalues and eigenvectors.
      Latest: Operations With Matrices HallsofIvy, Aug 28, 2023
    4. Analysis and Topology

      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
    5. Advanced Applied Math

      Advanced Applied Math

      Set Theory, Logic, Numerical Analysis, etc...
      Latest: The Illusory Paradox: A Formal Analysis of Nonduality and Duality Earl, Sep 4, 2023
    6. Differential Equations

      Differential Equations

      First and second order equations, Laplace Transforms, theorems, equations.
      Latest: satisfy a solution of an equation MathLover1, Jun 21, 2022
    7. Advanced Probability and Statistics

      Advanced Probability and Statistics

      Testing, samples, confidence intervals, convergence, expectation, measure theory, random variables.
      Latest: Random variables: MMSE estimation rjying314, Nov 4, 2022
    8. Other Advanced Math

      Other Advanced Math

      Any other advanced math topics that don't fit in to the above categories.
      Latest: Finding (possible) solutions to the "Hardest Logic Puzzle Ever" mathassistant, Jun 28, 2023

  3. Other Math

    1. Math Software

      Math Software

      Discuss all types of math software in this section (Matlab, Mathematica, etc...).
      Latest: Solving Economic optimal control cases with Scilab Pierre Raymond, Mar 31, 2023
    2. Calculators

      Calculators

      Need help with your calculator? This is the place to ask!
      Latest: TI-84 Plus (Silver Edition) emulator e.jane.aran, Sep 15, 2023

  4. Math Forums

    1. Introductions

      Introductions

      Say hello to the Math Forums community in here and introduce yourself.
      Latest: Just Some Guy e.jane.aran, Sep 14, 2023
    2. Announcements, Suggestions and Feedback

      Announcements, Suggestions and Feedback

      We'll post any site announcements in here. You can also let us know what you think of Math-Forums.com and mention any ideas for the site.
      Latest: Off-Topic Forum nycmathguy, Jun 28, 2022
    3. Off-Topic Chat

      Off-Topic Chat

      Chat about (almost) anything not related to Maths in here.
      Latest: Post your favorite theorem/equation! Walter Fristoe, Sep 28, 2023 at 12:18 AM