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.
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Undergrad Inverse factorials. What are they? How to calculate?
- ktoz
- · Replies 6 ·
High School By how much will I miss the target?
- TSN79
- · Replies 3 ·
Awe-Inspiring Math: The Mandelbulb
- fourier jr
- · Replies 5 ·
Graduate What Does Variational Formulation Mean in Finite Element Methods?
- pamparana
- · Replies 1 ·
Just got 50 on my first Calc II test
- SELFMADE
- · Replies 17 ·
Undergrad Technique in simplifying this (involves square roots)
- yik-boh
- · Replies 20 ·
Gradshteyn and Ryzhik integral program
- tsak
- · Replies 1 ·
High School Is Carl Friedrich Gauss Really the Prince of Mathematicians?
- matematikawan
- · Replies 6 ·
Undergrad How do calculators compute sine and cosine values?
- Loafers
- · Replies 3 ·
Undergrad What is 1/7 in base 2?
- zeebo17
- · Replies 8 ·
Who is Dean Schlichter and where does his math quote come from?
- matematikawan
- · Replies 4 ·
Graduate How do you think? Logical vs visual?
- MadRocketSci2
- · Replies 2 ·
Graduate Does physics support the concept of infinite time?
- zeromodz
- · Replies 1 ·
Undergrad Wording of a Trigonometry Problem
- Bardagath
- · Replies 3 ·
Graduate How Old Are Andy and Cal in This Mathematical Age Puzzle?
- K Sengupta
- · Replies 9 ·
Graduate Logic Puzzle: Is 0=1 When ∞=1/0?
- ojsimon
- · Replies 6 ·
What is sin(1) , not sin(10) and not sin(1c) ?
- phymatter
- · Replies 10 ·
Undergrad Do physicists need deep mathematical theory or just working knowledge?
- Noxide
- · Replies 2 ·
Undergrad Bus ticket and sum of digits puzzle
- K Sengupta
- · Replies 7 ·
Undergrad Stress in thick walled cylinders
- bluffreggie
- · Replies 2 ·
Undergrad Find the major axis of an ellipse
- dE_logics
- · Replies 2 ·
High School Analog Clock and Minute Marks Puzzle
- K Sengupta
- · Replies 5 ·
Undergrad How can I simplify this equation?
- SJB
- · Replies 2 ·
Undergrad Sin(pi/2) (different from sin )
- phymatter
- · Replies 7 ·
Undergrad Evaluating n Terms in Equations with Addition
- suditi.saini
- · Replies 1 ·
High School Finding the range of R given (3065-2965)/(3064+2964)
- vishal007win
- · Replies 8 ·
Graduate Can the Difference of Two Hypergeometric Functions be Expressed as One Term?
- BCox
- · Replies 3 ·
Graduate Are There Any Even Perfect Numbers Between Two Primes?
- K Sengupta
- · Replies 2 ·
Undergrad Concerned about my mathematical maturity.
- lolgarithms
- · Replies 23 ·
High School Number Puzzle: Solve 34 in 11 Lines Using 1-17
- Helios
- · Replies 3 ·
High School What is the missing number and why?
- Equate
- · Replies 10 ·
Undergrad Why does loga(aloga(x)) simplify to loga(x)?
- Bardagath
- · Replies 8 ·
Undergrad How can I use theorems to derive a statement about inequalities?
- evagelos
- · Replies 1 ·
Undergrad Solving Trigonometric Equations with Pythagorean Identities
- BrownianMan
- · Replies 8 ·
Graduate Solving for k With Gamma Function
- Matthollyw00d
- · Replies 5 ·
High School Why Does -3^2 Equal -9 Instead of 9?
- RestlessMind
- · Replies 3 ·
Graduate Maximizing entropy with a given amount and coin denominations
- alxm
- · Replies 1 ·
High School Solving for the Inverse of log (x)/3
- smkm
- · Replies 5 ·
Undergrad Revisiting Green's Theorem: Notes & Videos
- the_godfather
- · Replies 2 ·
Undergrad When are solutions found for cos(A+B) = cosA + cosB?
- tlub77987
- · Replies 7 ·
High School Creating Math/Physics Graphs and Figures
- Dafe
- · Replies 10 ·
Undergrad Forces Vectors And Dot Products
- ewan_71
- · Replies 1 ·
Undergrad What Is the Residue Number Representation of Negative Numbers?
- flouran
- · Replies 2 ·
High School Why Khan Academy's math videos are so effective
- jackiefrost
- · Replies 2 ·
Undergrad How to find internal entries in Pascal's pyramid
- davedave
- · Replies 1 ·
Undergrad Solutions to a^x=x^a other than x=a when a>e
- hadi amiri 4
- · Replies 1 ·
High School Can Slope and Tan(angle) be Equal?
- yaseen shah
- · Replies 4 ·
High School How can one solve cubic functions?
- TheDominis
- · Replies 2 ·
Graduate Help Understanding the Law of the Excluded Middle and Constructivism
- B-Con
- · Replies 12 ·
High School How to solve for x when it's in exponent?
- sarah2529
- · Replies 5 ·
Undergrad How many equations are there for the unit circle?
- Wesleytf
- · Replies 4 ·
High School Solving a Tricky Math Question: Peter and Lisa's Ages
- amix
- · Replies 8 ·
Graduate Computing $\sigma_N(f;t)$ from $s_n(f;t)$
- errordude
- · Replies 6 ·
Graduate Does there exist a function such that
- epkid08
- · Replies 6 ·
High School Book for relearning algebra with theoretical foundations
- thE3nigma
- · Replies 3 ·
High School Convert From General to Standard Form
- dinahspence
- · Replies 3 ·
Finding the Origin of "Perfect Circle" Quote
- ranyart
- · Replies 31 ·
Undergrad Algebraic form of any trygonometrical function
- hellbike
- · Replies 5 ·
Undergrad How aliens would find complex numbers
- Gerenuk
- · Replies 24 ·
High School Help choosing an equation to start a problem
- Pythagorean
- · Replies 49 ·
High School Finding the Intersection of Two Circles: A Challenge
- mamali
- · Replies 2 ·
Undergrad How can we prove the injectivity of f(x) = x³ + x without using calculus?
- MorallyObtuse
- · Replies 2 ·
High School Why does √x + 1 = 0 have no real solution?
- m00npirate
- · Replies 14 ·
Graduate Can AC sin (B/C) = B be Analytically Solved?
- tony873004
- · Replies 2 ·
Graduate Robot factory permutation riddle
- mathnice1
- · Replies 3 ·
Undergrad Simplifying equations (thought process)
- jongro
- · Replies 2 ·
Graduate 1st issue of rejecta mathematica released
- fourier jr
- · Replies 1 ·
Undergrad Summation progressive and then regressive data.
- yyttr2
- · Replies 7 ·
High School Adding all the numbers between one and 100
- yyttr2
- · Replies 12 ·
Undergrad Subject with the hairiest calculations?
- fourier jr
- · Replies 3 ·
High School Can 1 Ever Equal 2 Under the Peano Axioms?
- navneet1990
- · Replies 44 ·
High School Calculating Satan's Fall Using Formulas - Letter to Einstein
- DanP
- · Replies 31 ·
Undergrad Natural Numbers: Proving Statements w/ Induction
- littleHilbert
- · Replies 3 ·
Undergrad Why does 0.999... equal 1 if it only converges to it?
- MusicTheorist
- · Replies 11 ·
Undergrad Prove that Euclidean area is in square units
- kotreny
- · Replies 2 ·
Graduate Mathematical Undecidability in Physics
- stevefaulkner
- · Replies 7 ·
High School How can I turn this into formula?
- Chitose
- · Replies 9 ·
Undergrad Any technique or trick for finding the coefficient
- davedave
- · Replies 2 ·
Undergrad What does the symbol ‹[·]› mean in signal and communication systems?
- j_penac13
- · Replies 4 ·
High School Solve For X: 8th Grade Algebra Problem Solving
- Sailcat
- · Replies 5 ·
Graduate Recursive function equals xmod3 for all x in N
- ama03630
- · Replies 2 ·
Undergrad How Can Four Circles Pass Through Two Points in a Plane?
- andlook
- · Replies 8 ·
Undergrad What mathematical subjects should I study after calculus to understand fractals?
- dmehling
- · Replies 1 ·
Graduate New solving cubic and quartic equations
- sdio
- · Replies 1 ·
Graduate All mathematical structure exist.
- vectorcube
- · Replies 74 ·
Graduate One wayness of boolean functions
- cam875
- · Replies 4 ·
Graduate Is Zero Truly a Unique Number in Mathematics?
- madness
- · Replies 20 ·
One of These Things is Not Like the Others
- Quixotic
- · Replies 16 ·
Undergrad Does r₁|cos(t-t₁)|+r₂|cos(t-t₂)|<r₃|cos(t-t₃)|+r₄|cos(t-t₄)| imply r₁+r₂<r₃+r₄?
- forumfann
- · Replies 3 ·
High School Why does the caret symbol work for exponentiation in some languages?
- LightbulbSun
- · Replies 8 ·
Undergrad Where Does the Tangent Half-Angle Identity Come From?
- Yuqing
- · Replies 2 ·
High School Solving David's Puzzling Circular Pasture Question
- Dabonez
- · Replies 3 ·
Undergrad Is there a word that relates to infinitesimal in the way that zero
- Pjpic
- · Replies 2 ·
High School Application of Complex Numbers
- danne89
- · Replies 7 ·
Improve Your Math Study Techniques
- Noxide
- · Replies 5 ·
High School I do not understand why i keep getting these trig equations wrong =(
- sportsstar469
- · Replies 5 ·
High School How Many Lightbulbs Will Remain Turned On?
- nabliat5
- · Replies 2 ·
High School Choose the Correct Answer: Multiple Choice Question on Data Analysis
- nabliat5
- · Replies 4 ·
Solve the Man's Riddle with Picture of Solar System and Numbers
- hrishikesh
- · Replies 2 ·
Undergrad How can I find the creative side of math as an undergrad?
- MissSilvy
- · Replies 38 ·