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3x3 matrix inverse unit vector
- Physics-101
- · Replies 12 ·
Laplace in Spherical and Cylindrical Coordinates
- SarahAlbert
- · Replies 1 ·
Quickie: vector normal to surface
- ilyas.h
- · Replies 6 ·
Band-limited function, Shannon-Nyquist sampling distance
- Incand
- · Replies 2 ·
Principle Ideals of a Polynomial Quotient Ring
- DeldotB
- · Replies 1 ·
How to Solve Limit Problems Involving Trigonometric Functions and Square Roots?
- NooDota
- · Replies 5 ·
How Do I Solve for Mass Using the Proportional Relationship in Astronomy?
- Calpalned
- · Replies 5 ·
The Joint PDF of Two Uniform Distributions
- tamuag
- · Replies 2 ·
What is the implication of this algebraic problem?
- nuuskur
- · Replies 1 ·
Is this line perpendicular to the plane?
- masterchiefo
- · Replies 3 ·
Complex inner product properties with scalars
- RJLiberator
- · Replies 6 ·
Poisson equation in R with a source at the origin
- S. Moger
- · Replies 8 ·
Variation of parameters (1st order)
- j3dwards
- · Replies 1 ·
Write an Equation given a solution to an ODE
- member 428835
- · Replies 3 ·
Determining subspaces for all functions in a Vector space
- Andrew Pierce
- · Replies 6 ·
Proof check: find adirect product representation for Q8 grou
- davidbenari
- · Replies 1 ·
Physical applications of complex numbers
- Calpalned
- · Replies 5 ·
Why this maximization approach fails?
- friendbobbiny
- · Replies 3 ·
Differential equation for grav, boyant and drag force
- Agustin
- · Replies 1 ·
Polar vector to rectangular equation
- x14ace
- · Replies 2 ·
Evaluating the Work Integral Between Two Points
- Charge2
- · Replies 6 ·
Find the antiderivative of the following vector:
- brinstar
- · Replies 8 ·
Complex numbers and polynomial
- davon806
- · Replies 4 ·
Finding the Number of Terms Needed to Approximate an Infinite Sum within 1/100
- member 508213
- · Replies 10 ·
Calculate indefinite integral using Fourier transform
- Incand
- · Replies 5 ·
Linearising Cosine: Taking Roots of Equation
- Agrajag
- · Replies 3 ·
Construct a second order ODE given the solutions?
- wadawalnut
- · Replies 11 ·
Complex number modulus: |z-1|=2 calculation
- Calpalned
- · Replies 9 ·
Why aren't the derivatives equal?
- Calpalned
- · Replies 6 ·
Difference equation and diagonal block matrix
- pondzo
- · Replies 6 ·
Does This Sequence Converge Given the Conditions?
- Matt B.
- · Replies 7 ·
Prove f(f⁻¹(H))=H for surjective f where H⊆B
- Potatochip911
- · Replies 24 ·
Time Series - Autoregressive process and Probability Limit
- frenchkiki
- · Replies 7 ·
Why is Fourier Transform of a Real Function Complex?
- LunaFly
- · Replies 5 ·
Limit as α approaches ω involving sine terms
- Loststudent22
- · Replies 3 ·
How can I simplify error estimates for a given equation?
- MelissaHerr
- · Replies 4 ·
Nonlinear Programming and Consumer Preferences
- squenshl
- · Replies 4 ·
Evaluating a delta function integral in a joint probability distribution
- Mathsey
- · Replies 4 ·
Differential equation---a conceptual problem
- davon806
- · Replies 8 ·
Turtle crawling on elastic cable
- SataSata
- · Replies 1 ·
Inverse trigonometric function integration
- ande
- · Replies 4 ·
Critical Points of a Function: Finding the Points of Inflection
- Niaboc67
- · Replies 7 ·
If we neglect air resistance, then the range of a ball
- Niaboc67
- · Replies 1 ·
Differential equation question (I think)
- whatisreality
- · Replies 16 ·
Equation of a line that lies on a z=f(x,y) function
- masterchiefo
- · Replies 5 ·
Integrating a square root function
- ande
- · Replies 3 ·
Solve the following differential equation (by regrouping terms)
- danny12345
- · Replies 8 ·
Finding expansion coefficients of a generic vector?
- RJLiberator
- · Replies 10 ·
Cauchy-Schwartz Inequality Proof
- RJLiberator
- · Replies 11 ·
Change of Variable With Legendre Equation
- Bassa
- · Replies 11 ·
Linear Combination Proof of Orthonormal basis
- RJLiberator
- · Replies 11 ·
Solving Shell Motion with Initial Velocity of 60 m/s
- Physics2341313
- · Replies 2 ·
Legrendre integral using Rodriquez' formula
- ognik
- · Replies 2 ·
Orthogonality and Orthonormality: Take 2
- RJLiberator
- · Replies 4 ·
Element of a vector group (subset?)
- Mewniew
- · Replies 8 ·
Normalizing a vector / Orthonormal?
- RJLiberator
- · Replies 22 ·
Lim (cos x )^(1/x ) when x = 0
- goldfish9776
- · Replies 2 ·
Volume integral in cylindrical coordinates
- whatisreality
- · Replies 9 ·
Mean and variance of a probability density
- toothpaste666
- · Replies 3 ·
Finding Stationary Points of a Function
- goldfish9776
- · Replies 2 ·
Continuous probability problem
- toothpaste666
- · Replies 2 ·
Evaluate ##lim_{(x,y)\to(0,0)\frac{xy}{y-x^3}}##
- duarthiago
- · Replies 3 ·
Integrating a polynomial with a square root
- ande
- · Replies 3 ·
Differential Linear Operator Problem not making sense
- wadawalnut
- · Replies 3 ·
How to start this Vector Space Property Proof?
- RJLiberator
- · Replies 9 ·
Check my proof for quality (Inner Product Space / Subspaces)
- RJLiberator
- · Replies 2 ·
Simple proof of Complex Inner Product Space
- RJLiberator
- · Replies 1 ·
Group Theory: Is the following a valid Group?
- sa1988
- · Replies 7 ·
Integration via Trigonometric Substitution
- Cpt Qwark
- · Replies 11 ·
Convexity, closure and separability of a line and circle in R²
- squenshl
- · Replies 6 ·
Support Function for Set of Points in $\mathbb{R}^2$
- squenshl
- · Replies 2 ·
How to prove b^2 > 24c for a cubic with 1 max/1 min
- teetar
- · Replies 8 ·
Can You Solve This Non-linear First Order PDE with Cauchy Data?
- supermiedos
- · Replies 2 ·
Find a normal vector to a unit sphere using cartesian coordinates
- Frozen Light
- · Replies 4 ·
Evaluate ##\lim_{x\to 0} \frac{2^x-1-x\log_e2}{x^2}##
- Umrao
- · Replies 17 ·
Expand function as series of eigenfunctions
- Incand
- · Replies 4 ·
Is span a subset in ##\mathbb{R}^{n}##?
- yango_17
- · Replies 6 ·
Find an equation for the tangent plane to a surface (using gradient)
- FaraDazed
- · Replies 3 ·
Prove:if 1/a+1/b+1/c=1 and a,b,c >0 then (a-1)(b-1)(c-1)>=8
- Danijel
- · Replies 5 ·
Prove f(x) = sin(x^2) isn't periodic
- Korisnik
- · Replies 12 ·
Show a group is a semi direct product
- DeldotB
- · Replies 1 ·
Checking if sets are subspaces of ##\mathbb{R}^{3}##
- yango_17
- · Replies 3 ·
Is there an error in my textbook?
- Maddie1609
- · Replies 7 ·
Restriction with Multiple Quantifiers
- Joseph1739
- · Replies 2 ·
Applications of Partial Derivatives
- FuturEngineer
- · Replies 2 ·
Largest set on which the function is analytic
- Jon.G
- · Replies 2 ·
Vector divide with negative ratio?
- terryds
- · Replies 2 ·
Integral of (x+y)dx+x^2dy over semicircle (y>=0) using Green's Theorem
- BigFlorida
- · Replies 7 ·
Solve Initial Value Problem and Determining Interval
- Sylvia
- · Replies 1 ·
How Do You Calculate the Uncertainty in the Derivative of y = a / (x - b)^3?
- Xizel
- · Replies 3 ·
Proving Y ~ Gamma(α, scale = kβ) from X ~ Gamma(α, scale = β)
- Shackleford
- · Replies 4 ·
Probability over time interval?
- Destroxia
- · Replies 4 ·
Higher Order Linear Homogenous Differential Equation
- Mark Rice
- · Replies 5 ·
Prove: The Additive Inverse of any vector is unique
- RJLiberator
- · Replies 7 ·
How to find the radius in each of these integrals?
- Celestor
- · Replies 1 ·
Does a nonzero scalar have a multiplicative inverse in a complex vector space?
- RJLiberator
- · Replies 2 ·
Prove that ∃ a∈]0,2[ such that f(a)=a^2
- lep11
- · Replies 12 ·
Integration in Frequency Domain
- yukari1310
- · Replies 5 ·
Solving simultaneous congruences
- Quadrat
- · Replies 6 ·
Translating statements (discrete math)
- Joseph1739
- · Replies 1 ·