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Square lemma for Paths, Homotopy
- gauss mouse
- · Replies 2 ·
Finding angle between two points on the surface of a sphere.
- yungman
- · Replies 19 ·
Understanding Coordinate Basis in Wald's GR
- cpsinkule
- · Replies 2 ·
Are Differential Distances Along Curved Surfaces Larger Than Fixed Distances?
- aaaa202
- · Replies 2 ·
Find center of mass and coordinates using double integrals?
- monnapomona
- · Replies 5 ·
Is the Inverse Calculation Correct for Matrix Polynomial Equation?
- MoreDrinks
- · Replies 7 ·
Trigonometry identity sin(pi)cos(wpi)+cos(pi)sin(wpi)
- izen
- · Replies 2 ·
Determine A−1 (Elementary Row Operations)
- padores
- · Replies 1 ·
Differential equations by series and also by an elementary method
- Fachni
- · Replies 1 ·
Limit of Radical Quotients: Is the Answer 3/4?
- p.ella
- · Replies 2 ·
Description of surface, vector calculus
- ohlala191785
- · Replies 5 ·
Differential Equations in Matrices
- Xinthose
- · Replies 7 ·
Simplifying (p - eA)×(p - eA)ψ in Pauli theory
- cesaruelas
- · Replies 6 ·
What do the upper and lower limits mean in summation notation?
- mesa
- · Replies 13 ·
Non-Transcendental Numbers Def. What if we allow √14 as a coefficicie?
- Swimmingly!
- · Replies 3 ·
Proving the Relationship between Velocity and Curvature in a Vector Equation
- Baumer8993
- · Replies 1 ·
Radiation and differential equations
- Pqpolalk357
- · Replies 12 ·
Evaluate Lim → 0, radicals in the numerator and denominator
- physphys
- · Replies 7 ·
Understanding Multiplicative Inverses and Cyclic Groups
- CAF123
- · Replies 11 ·
Using Contour Integration and the Residue Theorem
- sikrut
- · Replies 9 ·
Differential Calculus Word Problem
- shadow15
- · Replies 3 ·
Integrating Volume via Shells: What Went Wrong with the Bounds?
- PhizKid
- · Replies 1 ·
Slope of secant line for y=x²+x at P(1,2) and Q(2,6)
- physphys
- · Replies 4 ·
Verify every number of a family of functions is also a solution
- Aerospace93
- · Replies 4 ·
Mixed partial derivatives of z = √(3x/y)
- Needhelp2013
- · Replies 13 ·
Integrate 1/(x-1)(sqrt(x^2-3x+2))
- Denisse
- · Replies 2 ·
DE Derivative Using Euler's Method
- MechE2015
- · Replies 1 ·
Area bounded by a curve and arbitrary line
- PhizKid
- · Replies 3 ·
Why Does Boundedness of a Function Affect Its Oscillation?
- Arkuski
- · Replies 1 ·
Is the Dot Product of Two Vector Pairs Always Commutative?
- digipony
- · Replies 5 ·
Finding the eigenvectors of a 2nd multiplicity engenvalue
- xdrgnh
- · Replies 3 ·
Estimating the error of an iterative sequence
- jeku1987
- · Replies 5 ·
Integrating xe^(2x)/(1+2x)^2
- autodidude
- · Replies 9 ·
Evaluate the limit by change of variable
- p.ella
- · Replies 6 ·
Proving a limit doesn't exist for f(x)=1 when 1/x is an integer
- Andrax
- · Replies 4 ·
Factoring Out Ckq in Summation: Proper or Breaking Rules?
- digipony
- · Replies 3 ·
LInear algebra coding question
- Mdhiggenz
- · Replies 1 ·
Integrating 1/√(u²+1) in a differential equation
- TogoPogo
- · Replies 2 ·
What is the limit of (1-tanh(x))/e^(-2x)?
- aaaa202
- · Replies 2 ·
Multiplicity of an eigen value , k = dim[ Null(T - k I)^( dim V) ]
- vish_maths
- · Replies 10 ·
Proving Completeness of $(\mathbb{R},d)$
- Shoelace Thm.
- · Replies 8 ·
Proving the Cauchy-Schwarz Inequality
- VertexOperator
- · Replies 14 ·
Checking my homogeneous system answer
- manal950
- · Replies 1 ·
Two related questions about matrix algebra
- kwal0203
- · Replies 8 ·
Differential equations - cannot solve one
- luuurey
- · Replies 18 ·
Double transpose of a linear transformation
- SqueeSpleen
- · Replies 12 ·
Solving the Integral: sec(x)^2 / 4+tan(x)^2
- whatlifeforme
- · Replies 9 ·
Where is the error in this argument
- Bachelier
- · Replies 1 ·
Proving Finite Order Elements Form a Subgroup of an Abelian Group
- rideabike
- · Replies 2 ·
Simple rate of change problem?
- physphys
- · Replies 4 ·
Mean Value and Rolle's Theorem
- Torshi
- · Replies 2 ·
Series representation of 1/(x+1)^2
- Lifprasir
- · Replies 3 ·
Very Hard Integral (from int Coulomb) with -3/2 power + others
- pr0me7heu2
- · Replies 1 ·
Finding Water Depth in an Inverted Cone
- lionely
- · Replies 6 ·
M/M/1 Queue System: Calculating A, B, C
- lina29
- · Replies 6 ·
Differential Form: Closed/Exact
- Karnage1993
- · Replies 5 ·
Einstein Notation - Not sure if my answers are right
- unscientific
- · Replies 5 ·
A problem about surface element
- VHAHAHA
- · Replies 7 ·
Find the distance traveled of a piece of prey dropped by a hawk.
- QuantumChemist
- · Replies 1 ·
Give a counter-example that shows Bolzano-Weirstrass is unvalid in IR2
- tsuwal
- · Replies 2 ·
Volume of Region Bounded by y = e^(-x^2) and y = 0 About the y-Axis
- whatlifeforme
- · Replies 1 ·
Boundary of a set in metric spaces: open and closed set characterization
- tsuwal
- · Replies 3 ·
How do I integrate sec(x) sin(nx) over a specific interval?
- mathskier
- · Replies 6 ·
Integration over a discontinuity
- nrivera1
- · Replies 4 ·
Why is log(√i) equal to (1/4 + n)πi and not (1/4 + 2n)πi?
- Bachelier
- · Replies 4 ·
Find the integrating factor u(x) for this exact differential equation
- e^(i Pi)+1=0
- · Replies 1 ·
Laplace transforms to solve linear ODE's
- schmiggy
- · Replies 5 ·
Prove that the extension is Normal
- Oster
- · Replies 1 ·
How Does Injectivity of a Homomorphism Affect Its Kernel and Image?
- CAF123
- · Replies 13 ·
Find all unit vectors orthogonal to the line
- annpaulveal
- · Replies 3 ·
Finding the Density of X with Exponential and Random Variables
- gajohnson
- · Replies 6 ·
Expected profit in inventory problem with random demand
- gajohnson
- · Replies 10 ·
Does Convergence of Sum(z_j) and Sum((z_j)^2) Imply Convergence of Sum(|z_j|^2)?
- ilikegroupreps
- · Replies 2 ·
Contrapositive of connected metric space uncountability
- Bachelier
- · Replies 7 ·
Differential Equations and Initial Values
- Northbysouth
- · Replies 3 ·
Group Operation Properties: Commutativity, Associativity, Identity, and Inverse
- port31
- · Replies 5 ·
Using differentiation to find maximum length problems
- lmstaples
- · Replies 5 ·
Area of an ellipse using double integrals
- Fluxthroughme
- · Replies 23 ·
What's the Fourier transform of these functions?
- snickersnee
- · Replies 4 ·
Finding a Taylor Series from a function and approximation of sums
- Illania
- · Replies 5 ·
Equation of Tangent Line to Curve at Point
- AmagicalFishy
- · Replies 3 ·
Finding MLE when odometer rounds distance to nearest mile
- Yagoda
- · Replies 3 ·
Does inf ||y-x|| = c contradict ||y-x|| > c for closed set χ?
- Fractal20
- · Replies 3 ·
Green's identities for Laplacian-squared
- TaPaKaH
- · Replies 1 ·
Why must impulse response be zero for negative time in causal systems?
- ElijahRockers
- · Replies 9 ·
Proving the Identity for cosh Using Exponential Function Properties
- aaaa202
- · Replies 7 ·
Integrating Inverse Trigonometric Functions with Substitution
- iRaid
- · Replies 7 ·
Calculating the probability of an event
- DODGEVIPER13
- · Replies 4 ·
Is My Solution to the Reduction of Order Problem Correct?
- bigt9
- · Replies 1 ·
Maxima and Minima of two-variable functions word problem
- carleon
- · Replies 3 ·
Expressing a vector as a linear combination
- zabumafu
- · Replies 8 ·
Showing sin and cos integrals are equal by substitution
- Al3x L3g3nd
- · Replies 2 ·
What is the Shell Method for Evaluating Volume of Revolved Solids?
- icesalmon
- · Replies 2 ·
Associativity of Group Operation
- port31
- · Replies 2 ·
Show that matrix A is not invertible by finding non trivial solutions
- black_hole
- · Replies 8 ·
Find the equation of the line tangent to two parabolas
- flemonster
- · Replies 5 ·
Prove that if AB=I then BA=I for n×n matrices
- Mdhiggenz
- · Replies 15 ·
Linear Algebra Matrix Inverse Proof
- RoKr93
- · Replies 4 ·
Finding the limit of e^(1/(6-x)) as x approaches 6 from the right
- tsaitea
- · Replies 4 ·
Proving adj(adj(A))=A when det(A)=1
- Mdhiggenz
- · Replies 10 ·