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Threads
I have troubles simplifying this quotient of factorials
- pylauzier
- · Replies 9 ·
Change of variables with T(u,v) = (u² - v², 2uv) and Jacobian
- Suy
- · Replies 2 ·
Probability distribution pin code guessing
- Max.Planck
- · Replies 2 ·
A (probably) simple combinatorial problem
- UD1
- · Replies 5 ·
Show a flowline of a vector field?
- Suy
- · Replies 2 ·
Cauchy sequence in Q not converging to zero.
- arturo_026
- · Replies 8 ·
Finding dV for V=200/(x²+y²)^(1/2) at x=2, y=1
- IslandHead
- · Replies 7 ·
Why isn't (Wt)² a Brownian motion?
- Firepanda
- · Replies 6 ·
Proving that 'volume' and 'surface' of hypersphere go to 0 as n -> infinity?
- hb1547
- · Replies 1 ·
Change of variables with u=xy, v=x-y to evaluate a double integral
- Suy
- · Replies 1 ·
Proof about countable base of topological space
- sunjin09
- · Replies 6 ·
Probability problem: upper bounds on binomial CDF
- simba31415
- · Replies 1 ·
Express the following statments using quantifiers.
- ayham123
- · Replies 2 ·
Sequence in Q with p-diatic metric. Show it converges to a rational
- arturo_026
- · Replies 5 ·
Probability mass function for a coin toss
- XodoX
- · Replies 9 ·
Prove this function on metric space X is onto
- Oster
- · Replies 6 ·
Probability Density Function for F(x)=k(1-1/x2)
- XodoX
- · Replies 17 ·
Derivative of s(t) = (976(.835)^t -1) + 176t using log differentiation
- LearninDaMath
- · Replies 34 ·
Can't finish equation solving step :p area between functions
- franklingroye
- · Replies 3 ·
Finding the inverse of this matrix.
- Kuma
- · Replies 4 ·
How can the power rule be used on composite functions?
- frozonecom
- · Replies 7 ·
Find a power series for the function
- arl146
- · Replies 54 ·
Simplifying (ln x)^n expressions like (ln 2)^3
- GeekPioneer
- · Replies 5 ·
What Are the Probability Mass Functions for Randomly Selected Marbles?
- Jimerd
- · Replies 5 ·
Isomorphism and Generators in Z sub P
- PennState666
- · Replies 1 ·
Linear programming with absolute value objective function
- csc2iffy
- · Replies 7 ·
Triple Integral Cartesian Coordinates
- bytenel
- · Replies 3 ·
How many solutions does Ax=b have for different det(A) and b values?
- ivanyo
- · Replies 1 ·
Finding the Height of an Object Casting a Shadow that is Moving at a Given Speed
- ryanlang
- · Replies 4 ·
Subgroup conjugation and cosets
- ttm7nana
- · Replies 6 ·
Velocity of falling object from different heights using DE
- sunnyceej
- · Replies 13 ·
Solve ODE Euler-Cauchy: xy'' - (1+x2)y'=0
- etotheix
- · Replies 9 ·
Analysis: Infimum and Supremum
- Rubik
- · Replies 1 ·
Finding side magnitude given direction angles
- Imming
- · Replies 1 ·
Solve 8(t+1)dy/dt - 5y = 15t with y(0) = 18
- s3a
- · Replies 1 ·
Differentiating twice with respect to x
- sooty1892
- · Replies 4 ·
Calculating Iterated Integrals - 2e4
- Kork
- · Replies 12 ·
Vector Space R^3 and rigorous proof
- bugatti79
- · Replies 20 ·
Product of two series diverges
- the_student
- · Replies 9 ·
What does the notation {u in ℝ5:u5=1} mean for a hyperplane?
- Gusbob
- · Replies 2 ·
Integral calculus: plane areas in polar coordinates
- delapcsoncruz
- · Replies 8 ·
Is {yn} a Cauchy Sequence if {xn} Is?
- bloynoys
- · Replies 1 ·
Intro to Analysis (Boundedness of Cauchy)
- bloynoys
- · Replies 3 ·
How Do You Integrate ln(x) * exp(-(x-μ)² / (2σ²)) from -∞ to +∞?
- mahtabhossain
- · Replies 1 ·
Normal Probability Distributions :
- Sixdaysgrace
- · Replies 3 ·
Functions in differential calculus
- swimmergrl85
- · Replies 2 ·
How do you evaluate a limit n->inf. if there's a (-1)^n term?
- pylauzier
- · Replies 6 ·
Use the differential operator to solve this differential equation
- s3a
- · Replies 1 ·
Calculate 3D Fourier Transform for f(x) = (1 + |x|2)-1 on ℝ3
- Ansatz7
- · Replies 4 ·
Sketching wave equation solutions.
- Lucy Yeats
- · Replies 2 ·
Solve Differential Equation Using Variation of Parameters
- TrueStar
- · Replies 1 ·
Legendre Polynomial (anti)symmetry proof
- Tetrinity
- · Replies 2 ·
Linear Dependence of f and g on 1<x<∞
- Pagless
- · Replies 2 ·
How do I integrate 7te^(cost) with respect to t?
- stonecoldgen
- · Replies 3 ·
Object moving towards or away from origin
- zeion
- · Replies 1 ·
IVP applications of second-order ODE
- zebrastripes
- · Replies 3 ·
On Mersenne Numbers (number theory)
- louiswins
- · Replies 2 ·
Finding Derivatives and Using Point-Slope Form
- hman24
- · Replies 4 ·
How Do You Perform an Inverse Laplace Transform on 1/(s^2+s+1)?
- aaaa202
- · Replies 8 ·
Finding inflection points of f(x) = 2x^3 + 9x^2 - 24x - 10
- 939
- · Replies 5 ·
Can someone peek at a proof? (metric spaces, basic proof)
- 80past2
- · Replies 5 ·
Span of a linearly independent subset of a hilbert space is a subspace iff finite
- waddles
- · Replies 2 ·
Without Prefix: How to Evaluate the Convolution of f with Itself?
- zezima1
- · Replies 1 ·
Dot product of a vector with the derivative of its unit vector
- hoopsmax25
- · Replies 7 ·
Find the absolute maximum for f(t) = -t^3 + 3t^2 + 400t + 5000
- 939
- · Replies 3 ·
Intersection of planes, curvature and osculating plane
- trickycheese1
- · Replies 2 ·
What familiar group is isomorphic to the group of units in ℤ[i]?
- catherinenanc
- · Replies 8 ·
Finding the derivative of ln(ln x)
- Physicsnut
- · Replies 4 ·
For which values of p does this sum converge?
- Jacob_
- · Replies 1 ·
Proof about the decomposition of the reals into two sets.
- thenthanable
- · Replies 2 ·
Convergence and Divergence of the Sequence nsin(npi)
- realism877
- · Replies 7 ·
Variation of parameters for y'' - 2y' - 3y = x + 2
- karlmartin
- · Replies 14 ·
Arclength integral of r(t) = <5√(2)t, e^(5t), e^(-5t)> from 0 to 1
- olivia333
- · Replies 2 ·
Finding the matrix of T where T ∘ F = F ∘ D
- MimpiBuruk
- · Replies 1 ·
Partial Derivative Calculations for 2xy + 4yz + 5xz with Chain Rule
- olivia333
- · Replies 3 ·
Complex Analysis - Proving an inequality
- NewtonianAlch
- · Replies 8 ·
Prove that Col(A) is a proper subset of Nul(A)
- junsugal
- · Replies 3 ·
Find matrix of the linear function
- junsugal
- · Replies 3 ·
What about continuity and discontinuity of this function?
- vkash
- · Replies 3 ·
Derivative of a surd containing exponential sum
- basher87
- · Replies 5 ·
Statisitics - Random Variables
- tjackson
- · Replies 2 ·
Taylor series for sin(x) centered at pi/2
- arl146
- · Replies 13 ·
How Do You Derive the PDF of a Linearly Transformed Vector?
- alpines4
- · Replies 1 ·
Interesting integrals, which I think involve the gamma function
- MeMoses
- · Replies 6 ·
Prove there is no homeomorphism that makes two functions conjugate
- razmtaz
- · Replies 4 ·
Do the derivatives del and d/dt commute?
- zheng89120
- · Replies 1 ·
Finding the Length of a Vector using Inner Products and Circles
- TranscendArcu
- · Replies 3 ·
Surface area of x = ln(y) - y^2/8 from 1 to e
- NWeid1
- · Replies 5 ·
Finding general solution to a differential equation using power series
- s3a
- · Replies 5 ·
Abstract Vector Space Question
- epkid08
- · Replies 1 ·
Find volume between parabloid and parabolic sylinder
- MeMoses
- · Replies 10 ·
Showing the cardinality of A is less than B's
- k3k3
- · Replies 10 ·
Complex analysis: Sketch the region in the complex plane
- Rubik
- · Replies 9 ·
Find possible values for a in this differential equation
- s3a
- · Replies 7 ·
How to solve these equation?I try but getting wrong answer
- vkash
- · Replies 11 ·
Finding the Steady State Distribution of a Markov Chain
- HmBe
- · Replies 4 ·
Proving Sigma-Rings Are Closed under Countable Intersections
- jdinatale
- · Replies 2 ·
Having trouble with a fairly simple integration
- Pandabasher
- · Replies 8 ·
Why Does the Fourier Coefficient Formula Fail for r=0?
- zezima1
- · Replies 6 ·
Existence of a root between 2 given points
- sara_87
- · Replies 25 ·