General Math Forum

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.

Threads

Undergrad Expand Factorials: (n-2)! & (n-n')!

  • khary23
  • · Replies 4 ·
Replies
4

High School Translation or parallel movts of vectors

  • phyeinstein_c
  • · Replies 17 ·
Replies
17

Graduate Complex exponential proof using power series

  • randybryan
  • · Replies 1 ·
Replies
1

Undergrad What are some examples of students making ridiculous math mistakes?

  • micromass
  • · Replies 4 ·
Replies
4

Undergrad Calculating the Probability of Two Boys for Math-Obsessed Friend

  • peteb
  • · Replies 66 ·
3
Replies
66

High School How do you simplify irrational exponents?

  • ISX
  • · Replies 2 ·
Replies
2

Undergrad Simplifying V = (a(1+a^n)-Q(1+a))/((a^n)*(1+a))

  • LucasGB
  • · Replies 4 ·
Replies
4

Undergrad Historical and Philosophical Foundations for Mathematics, Writing a Math Book

  • Caramon
  • · Replies 5 ·
Replies
5

High School Objective Certainty: How Can We Know?

  • pctopgs
  • · Replies 2 ·
Replies
2

[Funny Math Art] Guess what's inside?

  • benice
  • · Replies 11 ·
Replies
11

Graduate Where can I find resources to learn about quaternions?

  • skweiler
  • · Replies 3 ·
Replies
3

Undergrad What is the percentage of In and Ga in the given table using equations?

  • aneesh123
  • · Replies 7 ·
Replies
7

Graduate Using operations with infinity

  • f25274
  • · Replies 11 ·
Replies
11

Inspiring Math Story: Overcoming Fear of Math

  • Amok
  • · Replies 3 ·
Replies
3

Undergrad Prime numbers from (n) to (2n)

  • limitkiller
  • · Replies 3 ·
Replies
3

Name Generator for Physics Program

  • Toothkiller
  • · Replies 6 ·
Replies
6

Undergrad What does a_n ≠ 0 mean in the fundamental theorem of algebra?

  • SprucerMoose
  • · Replies 6 ·
Replies
6

Graduate What are the implications of binomials with tetration?

  • Ramanujan
  • · Replies 1 ·
Replies
1

High School How can x^0 be equal to 1?

  • Joza
  • · Replies 30 ·
2
Replies
30

Identifying Unknown Maths Symbol

  • nobahar
  • · Replies 10 ·
Replies
10

Undergrad Why are hyperbolic functions defined in terms of exponentials?

  • neginf
  • · Replies 4 ·
Replies
4

Graduate Is non-linearity incontrovertible? What about hidden variables?

  • kmarinas86
  • · Replies 3 ·
Replies
3

High School Why does the P come before the Q in relative displacement vector notation?

  • Ultrimo
  • · Replies 1 ·
Replies
1

Undergrad Why must we consider the angle between vectors anti-clockwisely?

  • abcd8989
  • · Replies 1 ·
Replies
1

High School Can You Explain Why (x^a)^b = x^{ab}? Rules & Reasons

  • εllipse
  • · Replies 18 ·
Replies
18

High School Solving Right Triangles with 3 Angles and Area - Warren

  • Whalstib
  • · Replies 4 ·
Replies
4

Undergrad Temperature/Pressure conversion for NH3

  • rcguy111
  • · Replies 5 ·
Replies
5

Undergrad Can You Divide When Formally Proving Trig Identities?

  • filter54321
  • · Replies 2 ·
Replies
2

Undergrad Creating an Equation from Coordinates to "Save" a Curve

  • jjj888
  • · Replies 2 ·
Replies
2

Graduate Quaternions angle error - correct?

  • bkenwright
  • · Replies 7 ·
Replies
7

Undergrad Main branches of math definitions

  • ErichFranz
  • · Replies 9 ·
Replies
9

Undergrad Creating an Uneven Graph: How to Adjust Slope in Different Quadrants

  • nhmllr
  • · Replies 6 ·
Replies
6

High School Sufficient Condition for a Quadrilateral to be a Trapezium

  • phymatter
  • · Replies 1 ·
Replies
1

High School Positive and negative square roots

  • kevs926
  • · Replies 2 ·
Replies
2

Undergrad Suggestion on workbooks with examples, beyond calculus?

  • vd853
  • · Replies 2 ·
Replies
2

Graduate Generalization of summation of k^a

  • coki2000
  • · Replies 3 ·
Replies
3

Undergrad Decoding the Mystery: The Truth Behind (-1)^2^(1/2) and Its Value

  • Nikitin
  • · Replies 23 ·
Replies
23

Graduate I've have to give a talk for our maths society. Topic suggestions?

  • Tom Gilroy
  • · Replies 5 ·
Replies
5

Undergrad How important is computational skill to become a mathematician?

  • mathboy
  • · Replies 21 ·
Replies
21

Graduate Deriving properties of the Gamma Function

  • millwallcrazy
  • · Replies 1 ·
Replies
1

Graduate Position Notation: x_n = d_n = Λ_n = E_n

  • JDude13
  • · Replies 2 ·
Replies
2

Sean Gourley on the mathematics of war

  • Synetos
  • · Replies 5 ·
Replies
5

High School How long until the water reaches the top step on this 5th grade brain teaser?

  • physicsuser
  • · Replies 17 ·
Replies
17

Undergrad Finding Rational Solutions for ψ in √(87600-1.44ψ^2) with ψ ≤ 10

  • luckis11
  • · Replies 2 ·
Replies
2

High School Is this quadrilateral tangential?

  • ireallymetal
  • · Replies 4 ·
Replies
4

Undergrad How do I write Λ₁ + Λ₂ + Λ₃ +...+ Λₙ = 1 in sigma notation?

  • JDude13
  • · Replies 6 ·
Replies
6
  • Poll Poll

Pure Mathematics vs. Applied Mathematics: Which is Your Favorite Field?

  • murshid_islam
  • · Replies 11 ·
Replies
11

High School Area of a Circle: Pi*R^2 - What Does it Mean?

  • Mkorr
  • · Replies 3 ·
Replies
3

Undergrad What are the values of A, B, and C in the equation (AB+1)/(CBA+A+B)=0.138?

  • Ravian
  • · Replies 6 ·
Replies
6

How can I learn to be good at math?

  • ErichFranz
  • · Replies 10 ·
Replies
10

Graduate 2D variable coefficient recurrence relation

  • rsq_a
  • · Replies 2 ·
Replies
2

Is P equal to NP in the world of mathematical trolling?

  • raam86
  • · Replies 17 ·
Replies
17

Graduate Formalizing A>>B: How to Define and Use this Inequality in Mathematics?

  • mnb96
  • · Replies 1 ·
Replies
1

High School What happens when 1/100 is divided by 10?

  • jackson6612
  • · Replies 18 ·
Replies
18

High School I'm in a talent show tomorrow. Show me a cool math proof.

  • Jamin2112
  • · Replies 14 ·
Replies
14

Undergrad 2^((-2)^x) =x how do you solve for x? without a calculator?

  • hangainlover
  • · Replies 5 ·
Replies
5

Undergrad Cool ways of defining functions.

  • TylerH
  • · Replies 3 ·
Replies
3

Undergrad Is x^pi Real for Negative Values of x?

  • cstvlr
  • · Replies 4 ·
Replies
4

High School Is a Deltoid Wing the Same as a Kite Shape?

  • Michael_Light
  • · Replies 2 ·
Replies
2

Help with the 2/3 the average experiment

  • mathematicsma
  • · Replies 33 ·
2
Replies
33

What is the pronounciation of this letter in english?

  • gholamghar
  • · Replies 12 ·
Replies
12

High School Solving Trigonometric Equations: What is the Best Way?

  • phymatter
  • · Replies 2 ·
Replies
2

Undergrad What Does the Dot Mean in a Function Like f(x,·,·)?

  • PhDorBust
  • · Replies 3 ·
Replies
3

Undergrad Complete list of math branches

  • ErichFranz
  • · Replies 3 ·
Replies
3

Graduate How can Stirling's approximations be used to simplify a log equation?

  • UniPhysics90
  • · Replies 2 ·
Replies
2

Graduate Is Infinity Just a Mathematical Concept or Does It Exist in Reality?

  • kaleidoscope
  • · Replies 70 ·
3
Replies
70

Undergrad Notation for Domain Variable Expressions

  • tomwilliam
  • · Replies 1 ·
Replies
1

Undergrad Build an ellipse given 3 points and the focus

  • cptolemy
  • · Replies 8 ·
Replies
8

High School Understanding Domains and Ranges for Inverse Functions - A Noob's Guide

  • elemis
  • · Replies 3 ·
Replies
3

Undergrad Any decimal number in the range 0 to 2^(n-1)can be represented in binary form

  • jackson6612
  • · Replies 3 ·
Replies
3

High School Solving Math Problems: Trial & Error vs. Other Methods

  • FeDeX_LaTeX
  • · Replies 2 ·
Replies
2

Business Math Exam Fiasco: Lessons Learned?

  • 1MileCrash
  • · Replies 17 ·
Replies
17

High School Domains of Rational Functions (standard notation)

  • Shafty
  • · Replies 6 ·
Replies
6

Undergrad Best way to arrange products for shipping?

  • wajed
  • · Replies 10 ·
Replies
10

High School Finding the Alternate Form of a Square Root: A Mathematical Challenge

  • Rat3dR
  • · Replies 4 ·
Replies
4

Undergrad What Comes After 358885 in This Mysterious Sequence?

  • holomorphic
  • · Replies 8 ·
Replies
8

Undergrad Construct geometric line with nested root

  • raphael3d
  • · Replies 4 ·
Replies
4

Undergrad Pre-Calculus Blues: Is Math Not Really Math Until Calculus?

  • dkotschessaa
  • · Replies 5 ·
Replies
5

Undergrad Are There Limitations to Using Ratios in Measuring Investment Returns?

  • musicgold
  • · Replies 10 ·
Replies
10

Undergrad Mastering Archery Adjustments: Solving for B with Known Variables A, C, and D

  • wvguy8258
  • · Replies 5 ·
Replies
5

High School Can you simplify this equation?

  • mattaddis
  • · Replies 1 ·
Replies
1

Dont know where to post this: learning material

  • Brown Arrow
  • · Replies 2 ·
Replies
2

Graduate Solving the Δ(Δx)/Δ(Δy) Problem in Maths & Physics

  • syu111111
  • · Replies 1 ·
Replies
1

Graduate Is mathematics alone truly Beautiful?

  • Philosopher_k
  • · Replies 12 ·
Replies
12

Undergrad Mastering PHP Math: Solving a Tricky Example in a Tutorial

  • simy202
  • · Replies 1 ·
Replies
1

Undergrad When does the Magnus force take effect?

  • G15
  • · Replies 1 ·
Replies
1

High School What Is the Maximum Gradient for a 36-Meter Football Pitch?

  • pahunt16
  • · Replies 3 ·
Replies
3

Undergrad Searching for a Rigorous Geometry Book

  • zalook
  • · Replies 5 ·
Replies
5

High School What's the variable of integration?

  • SammyS
  • · Replies 3 ·
Replies
3

Undergrad Intersection of inequalities problem.

  • Demonoid
  • · Replies 1 ·
Replies
1

Calculate Areas Easily: A Simple Site Guide

  • markys
  • · Replies 1 ·
Replies
1

High School How Fast Must Santa Travel to Visit Every Home in One Night?

  • Arch Enemy
  • · Replies 5 ·
Replies
5

Undergrad Designing a public-key encryption algorithm

  • moonman239
  • · Replies 1 ·
Replies
1

High School What does E mean in this format?

  • Tmp
  • · Replies 4 ·
Replies
4

High School Why Isn't the Hypotenuse the Sum of the Other Two Sides?

  • Shawn Garsed
  • · Replies 8 ·
Replies
8

Graduate Beating with signals of different amplitude

  • odiakkoh
  • · Replies 9 ·
Replies
9

High School How Can I Master Division Techniques for Complex Problems?

  • MatttL
  • · Replies 8 ·
Replies
8

Graduate Keep making the same mistakes over and over

  • Kalidor
  • · Replies 6 ·
Replies
6

Undergrad Who used a trignometric formula to estimate pi to 16 decimal places?

  • Drez1985
  • · Replies 2 ·
Replies
2

Undergrad Possible conjecture relating to factors and powers of 12

  • Jack_O
  • · Replies 4 ·
Replies
4