General Math Forum

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Join in expert discussion on general math topics that are not applicable to the specific categories. This includes topics are usually high school math level. Homework help is available.

Math Proof Training and Practice

A gap in resources that should help students visualise mathematics

Math Guides, Tutorials and Articles

MHB Deriving the first and second order Newton-Cotes formulas

Math Problem of the Week

Undergrad Sum of an Alternating Series
High School Solving for the Inverse of log (x)/3
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Undergrad Revisiting Green's Theorem: Notes & Videos
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Undergrad When are solutions found for cos(A+B) = cosA + cosB?
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High School Creating Math/Physics Graphs and Figures
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Undergrad Forces Vectors And Dot Products
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Undergrad What Is the Residue Number Representation of Negative Numbers?
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High School Who is Sal Khan and What Makes Khan Academy's Math Videos So Effective?
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Undergrad Understanding Pascal's Pyramid & Internal Entries
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Undergrad Equation a^x=x^a has another solutions exept x=a
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High School Can Slope and Tan(angle) be Equal?
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High School How can one solve cubic functions?
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Graduate Help Understanding the Law of the Excluded Middle and Constructivism
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High School How to solve for x when it's in exponent?
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Undergrad How many equations are there for the unit circle?
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High School Solving a Tricky Math Question: Peter and Lisa's Ages
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Graduate Computing $\sigma_N(f;t)$ from $s_n(f;t)$
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Graduate Does there exist a function such that
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High School Re-Learning Algebra: Find the Right Book & Master Rules
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High School Convert From General to Standard Form
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Finding the Origin of "Perfect Circle" Quote
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Undergrad Algebraic form of any trygonometrical function
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Undergrad How aliens would find complex numbers
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High School Finding the Right Equation: A Beginner's Guide
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High School Finding the Intersection of Two Circles: A Challenge
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Undergrad How can we prove the injectivity of f(x) = x³ + x without using calculus?
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High School Struggling to Solve Equation: \sqrt{x} + 1 = 0
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Graduate Can AC sin (B/C) = B be Analytically Solved?
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Graduate Robot factory permutation riddle
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Undergrad Simplifying equations (thought process)
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Graduate 1st issue of rejecta mathematica released
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Undergrad Summation progressive and then regressive data.
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High School Adding all the numbers between one and 100
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Undergrad Subject with the hairiest calculations?
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High School Can 1 Ever Equal 2 Under the Peano Axioms?
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High School Calculating Satan's Fall Using Formulas - Letter to Einstein
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Undergrad Natural Numbers: Proving Statements w/ Induction
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Undergrad Does 0.9[R] Truly Equal 1? Understanding the Mathematical Debate
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Undergrad Prove that Euclidean area is in square units
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Graduate Mathematical Undecidability in Physics
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High School How can I turn this into formula?
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Undergrad Any technique or trick for finding the coefficient
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Undergrad What does the symbol ‹[·]› mean in signal and communication systems?
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High School Solve For X: 8th Grade Algebra Problem Solving
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Graduate Recursive function equals xmod3 for all x in N
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Undergrad How Can Four Circles Pass Through Two Points in a Plane?
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Undergrad What mathematical subjects should I study after calculus to understand fractals?
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Graduate New solving cubic and quartic equations
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Graduate All mathematical structure exist.
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Graduate One wayness of boolean functions
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Graduate Is Zero Truly a Unique Number in Mathematics?
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One of These Things is Not Like the Others
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Undergrad Solving Basic Inequality: r1, r2, r3, r4 >0 & t1, t2, t3, t4 in [0, 2π)
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High School What is the symbol used for exponentiation in different programming languages?
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Undergrad Where Does the Tangent Half-Angle Identity Come From?
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High School Solving David's Puzzling Circular Pasture Question
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Undergrad Is there a word that relates to infinitesimal in the way that zero
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High School Application of Complex Numbers
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Improve Your Math Study Techniques
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High School I do not understand why i keep getting these trig equations wrong =(
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High School How Many Lightbulbs Will Remain Turned On?
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High School Choose the Correct Answer: Multiple Choice Question on Data Analysis
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Solve the Man's Riddle with Picture of Solar System and Numbers
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Undergrad Finding the Creative Side of Math: Advice for Undergrads
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Graduate Is Every Positive Integer Divisible by 2, 3, or 5?
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Graduate An infinite zero polynomial with non-zero coefficients
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How to get tis relation any hints:
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Undergrad Physical meaning of Vector product
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Undergrad How can we find the seed from a given palindrome?
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Undergrad Water Evaporation Rates: Equations & Vacuum Effects
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Graduate What Is the Total Economic Value of the Asteroid Belt?
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Graduate Chaos vs. Order: Is there a Transition Zone?
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Who is the new Lucasian professor at Cambridge University?
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High School Is this a reliable way to measure an arc
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But I do remember it being a thing!
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Undergrad The math involved in bending a rod
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High School If a man and a half can eat a cake and a half in a minute
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Undergrad Help solve for x in a=g(sin(x)-Uk*cos(x))
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Undergrad Operations in Reverse Polish Notation
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High School Distance Formula in 3 Dimensions
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Undergrad Comparing Casio FX-115ES & Sharp ELW516B: Find Polynomial Roots?
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Graduate Relationship between manifolds and random variables
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High School Can X=2 and X=-2 at the same time?
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Undergrad Binary to hex conversion proof
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Undergrad Finding the General Term of a Sequence
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High School Easy question about the root (of a real number)
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Graduate Number of monomials of degree at most d
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High School General Angle Ratios: Help & Explanation
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Graduate Coordinates of a point in 3D provided connecting points are known
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Undergrad Reciprocal of a cubic function
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High School What is the Normal of a Direction Vector?
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High School Notation for Principal Square Root?
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Undergrad Calculating radius from volume
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The prime number distribution in R
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High School Can You Solve This Unique Integer Puzzle?
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Graduate P=PSPACE Theorem: Does Anyone Know It?
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Undergrad Why does an infinite number of .3's not equal 1/3?
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Undergrad Free Math Resources for Learning & Practice
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High School An entire online text for Precalc from the Univeristy of Houston.
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Mental Calculators: Unusual Abilities in Complex Mental Calculations
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Where Can I Find Free Mathematics Textbooks?
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