calculus related issues & queries in MathXchanger

Solving a Stratonovich SDE

integration stochastic-processes stochastic-calculus brownian-motion stochastic-integrals
Updated April 22, 2019 10:20 AM

Upper bound for multidimensional integral

integration multivariable-calculus inequality integral-inequality upper-lower-bounds
Updated April 22, 2019 10:20 AM

Differential equation with square root

calculus ordinary-differential-equations
Updated April 21, 2019 23:20 PM

Question about gradient in a complex function

calculus multivariable-calculus vector-analysis
Updated April 21, 2019 23:20 PM

Let $I_n=\int_0^{\pi/2}x^2\cos^n(x)dx$ show that $\lim \limits_{n \to \infty}\frac{(2n)!!}{(2n-1)!!}I_{2n}=0$ and find $I_{2n}\frac{(2n)!!}{(2n-1)!!}$

calculus
Updated April 21, 2019 23:20 PM

Prove that f(x,0)=f(0,x) for all X (Hint:Use A1) Let f(x):{ f(x,0) if x≠0, Let f(x):{ 1 if x=0

calculus ordinary-differential-equations proof-verification
Updated April 21, 2019 22:20 PM

Finding the first three nonzero terms in the Maclaurin series: $y=\frac{x}{\sin(x)}$

calculus sequences-and-series power-series taylor-expansion
Updated April 21, 2019 21:20 PM

How to evaluate this integral $\int \frac{6x^{3}+7x^2-12x+1}{\sqrt{x^2+4x+6}}dx$

calculus integration
Updated April 21, 2019 21:20 PM

Show that f has a single local minium at point z that satisfies the equation (z+a)ln(z+a)+z=0

calculus multivariable-calculus
Updated April 21, 2019 21:20 PM

Infinite series question involving integrals

calculus sequences-and-series
Updated April 21, 2019 21:20 PM

Estimating multivariate random walk plus noise model using OLS

multivariable-calculus economics time-series
Updated April 21, 2019 21:20 PM

Typical Calculus BC Separation of Variables Question

calculus
Updated April 21, 2019 21:20 PM

Sum and Product inversion

calculus sequences-and-series
Updated April 21, 2019 20:20 PM

Will lagrange multiplier method find all stationary points, or just minima and maxima?

multivariable-calculus optimization lagrange-multiplier
Updated April 21, 2019 20:20 PM

Find the sum of the infinite series in Calculus

calculus sequences-and-series
Updated April 21, 2019 19:20 PM

Triple integral to calculate the volume of pyramid vs it's formula

integration multivariable-calculus volume multiple-integral
Updated April 21, 2019 19:20 PM

how to prove an f^2n(x) equation when given f(x) using maclaurin series?

calculus taylor-expansion
Updated April 21, 2019 19:20 PM

Request for info about Real Analysis to a beginner!!!

real-analysis calculus linear-algebra number-theory
Updated April 21, 2019 18:20 PM

How to solve non-fractional limits like $\lim_{x \to \infty} x^{(\ln5) \div (1+\ln x)}$?

calculus limits
Updated April 21, 2019 17:20 PM

Show that a functional has no extremal

calculus-of-variations functional-calculus
Updated April 21, 2019 17:20 PM

Is the solution wrong?

calculus integration
Updated April 21, 2019 17:20 PM

Derivation of correlation coefficient using bell curve

calculus statistics functions
Updated April 21, 2019 16:20 PM

Volume of off-center cylindrical hole in Sphere

calculus
Updated April 21, 2019 16:20 PM

Proof of derivative of $x^TBx$ using the product rule

derivatives matrix-calculus quadratic-forms
Updated April 21, 2019 15:20 PM

How do I write the Taylor expansion of this function $z = f(x,y)$

calculus taylor-expansion
Updated April 21, 2019 15:20 PM

Linear programming problem minimization change problem

calculus linear-algebra matrices linear-programming
Updated April 21, 2019 12:20 PM

$\lim_{n\rightarrow \infty }\frac{1}{n}\int_{1}^{n}\frac{x-1}{x+1}dx$

calculus limits
Updated April 21, 2019 12:20 PM

Does it make sense to speak in a total derivative of a functional?

physics mathematical-physics functional-calculus
Updated April 21, 2019 11:20 AM

Proving a function is stable if and only if $|f'(x)| \geq c$.

calculus limits
Updated April 21, 2019 11:20 AM

Definition of Critical Point at endpoints

calculus definition
Updated April 21, 2019 11:20 AM

Show that $\int_{0}^{1}\{P(x)\}^{2}\,dx = (n + 1)^{2}\left(\int_{0}^{1}P(x)\,dx\right)^{2}$

calculus integration definite-integrals
Updated April 21, 2019 09:20 AM

How to vector-derivate this matrix-vector multiplication?

statistics matrix-calculus spline
Updated April 21, 2019 09:20 AM

fourier series confusion

multivariable-calculus fourier-series
Updated April 21, 2019 09:20 AM

variable co-efficient 2nd order linear ODE

calculus ordinary-differential-equations
Updated April 21, 2019 09:20 AM

Interpret $\int_0^1 \sqrt{4 - x^2}$ geometrically and find the area

calculus integration definite-integrals
Updated April 21, 2019 09:20 AM

Multivariate Optimization : Inventory Problem

multivariable-calculus optimization
Updated April 21, 2019 07:20 AM

calculus and statistics combined course curriculum

calculus statistics book-recommendation
Updated April 21, 2019 07:20 AM

reduction of order method for second order linear ODE

calculus ordinary-differential-equations
Updated April 21, 2019 06:20 AM

Showing that $f: D_1(0) \subset \mathbb{R}^2 \to \mathbb{R}, f(x) = \frac{1}{1- \|x\| }$ is continuous

multivariable-calculus continuity
Updated April 21, 2019 05:20 AM

Multiplication of matrices in back propagation

matrices matrix-calculus
Updated April 21, 2019 05:20 AM

2D Heat equation with Initial Data

calculus pde heat-equation
Updated April 21, 2019 04:20 AM

Surface integral of a scalar function in the first octant

calculus integration surface-integrals
Updated April 21, 2019 03:20 AM

Find all f that satisfy $\int_{a-1}^{b}f(x)dx=\sum_{n=a}^{b}f(n) $ for every integers a,b where b>a.

calculus functions
Updated April 21, 2019 02:20 AM

How did my textbook find the interval of convergence?

calculus sequences-and-series
Updated April 21, 2019 01:20 AM

Find the Taylor series of this polynomial. How do I formally show radius of convergence?

calculus sequences-and-series power-series taylor-expansion
Updated April 21, 2019 00:20 AM

Perfect Square for Trig Substitution

calculus trigonometry
Updated April 21, 2019 00:20 AM

Correct algorithm for finding regions of increasing / decreasing and the relationship to critical points.

calculus functions graphing-functions slope
Updated April 21, 2019 00:20 AM

Find $b_n$ independent of $x$ satisfying $\sum_{n=0}^{\infty}\frac{b_n}{x^{n+1}}=0$

real-analysis calculus sequences-and-series functional-analysis analysis
Updated April 20, 2019 23:20 PM

Are there continuous functions who are the same in an interval but differ in at least one other point?

real-analysis calculus
Updated April 20, 2019 23:20 PM

In the epsilon delta definition of a limit, must delta always be a function of epsilon?

calculus limits
Updated April 20, 2019 22:20 PM

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