calculus related issues & queries in MathXchanger

Ways to express sum of $n$th-power partial derivatives?

calculus multivariable-calculus notation recreational-mathematics
Updated August 17, 2018 05:20 AM

Understanding Taylor Approximations

calculus derivatives taylor-expansion definition intuition
Updated August 17, 2018 04:20 AM

Minimize the cost of a box of fixed volume if the sides are twice as expensive as the base and top

calculus optimization volume
Updated August 17, 2018 04:20 AM

Lagrange Theorem with $\mathbb{tan}(x)$

calculus real-analysis analysis
Updated August 17, 2018 03:20 AM

help...! Integral, Trigonometric

calculus integration
Updated August 17, 2018 01:20 AM

Evaluation of the limit $\lim_{q\rightarrow 1} \frac{\phi^5(q)_{\infty}}{\phi(q^5)_{\infty}}$

calculus limits modular-forms theta-functions
Updated August 17, 2018 00:20 AM

Deriving t(x) for a cubic Bezier curve

calculus cubic-equations bezier-curve
Updated August 16, 2018 23:20 PM

Convergence/Divergence of an Infinite Series with Natural Logarithms

calculus sequences-and-series convergence logarithms divergent-series
Updated August 16, 2018 23:20 PM

$f^{(j)}(a) = 0$ except for the last derivative. Under which conditions $a$ can be a minimizer of $f$?

calculus derivatives polynomials optimization maxima-minima
Updated August 16, 2018 23:20 PM

Can I switch the order of taking minimums?

calculus real-analysis elementary-number-theory continuity elementary-functions
Updated August 16, 2018 22:20 PM

Minimizing the criterion function $f(a) = \int_0^1 [g(x) - p(x)]^2\ dx$ by a polynomial

calculus integration optimization maxima-minima
Updated August 16, 2018 22:20 PM

Given k food items, with constraints being the total weights of various nutrients, how do I find the minimum price p?

calculus linear-algebra optimization
Updated August 16, 2018 22:20 PM

A matrix inequality involving trace norm of a matrix and its inverse

linear-algebra matrix-calculus semidefinite-programming
Updated August 16, 2018 21:20 PM

Show that for each number $n > 0$, $nx^{1/n} < ln(x)$ for $x > 1$

calculus
Updated August 16, 2018 20:20 PM

How do I find the set of functions that would make this non-linear operator diverge?

calculus functional-analysis information-theory entropy
Updated August 16, 2018 20:20 PM

Is this proof of Cauchy about limits valid?

calculus limits fake-proofs
Updated August 16, 2018 20:20 PM

Example 20.10 Fitzpatrick's Advanced Calculus

calculus real-analysis
Updated August 16, 2018 19:20 PM

Integral over set of measure zero confusion

calculus real-analysis
Updated August 16, 2018 19:20 PM

Defining limit of a function in terms of neighborhoods

calculus real-analysis limits
Updated August 16, 2018 16:20 PM

Prove that if $\dfrac{ax^2+2bx+c}{\alpha x^2+2\beta x+\gamma} (\alpha\neq 0)$ has $3$ inflection points, then all of them lie on one line?

calculus
Updated August 16, 2018 16:20 PM

proof of Poincare Lemma in Spivak's calculus on manifolds

calculus multivariable-calculus differential-geometry manifolds
Updated August 16, 2018 16:20 PM

Problem involving Fundamental Theorem of Calculus

calculus real-analysis
Updated August 16, 2018 16:20 PM

Taylor in two variables: Can we know that two functions are different.

calculus multivariable-calculus taylor-expansion partial-derivative
Updated August 16, 2018 16:20 PM

Why do we evaluate -x^(z-1) * (e^-x) as zero when explaining the gamma function through integration by parts?

calculus integration gamma-function visualization
Updated August 16, 2018 16:20 PM

Prove that probability density function is smooth

calculus real-analysis sequences-and-series derivatives
Updated August 16, 2018 16:20 PM

Pointer needed to integrate using u-substitution

calculus definite-integrals
Updated August 16, 2018 15:20 PM

Minimizing an integral involving fist fundamental form

differential-geometry riemannian-geometry calculus-of-variations
Updated August 16, 2018 15:20 PM

Definition of Poincaré rank

calculus differential-equations special-functions
Updated August 16, 2018 15:20 PM

I am trying to solve the integral $\int^{+\infty}_{-\infty} dz e^{-m\sqrt{z^2+r^2}}\frac{1}{z^2 + r^2}$

calculus integration
Updated August 16, 2018 14:20 PM

How do I know when it is appropriate to integrate a differential equation?

calculus integration differential-equations derivatives
Updated August 16, 2018 14:20 PM

Double Integrals (change of variables $u$ and $v$)

multivariable-calculus
Updated August 16, 2018 13:20 PM

Integration for special sine-function

calculus integration
Updated August 16, 2018 13:20 PM

Matrix calculus with complex

probability complex-analysis normal-distribution norm matrix-calculus
Updated August 16, 2018 13:20 PM

Preservation of martingale property under absolutely continuous monotone time change

integration stochastic-processes stochastic-calculus martingales stochastic-analysis
Updated August 16, 2018 12:20 PM

The integral problem: $\int_{0}^{16}\frac{dx}{\sqrt{x^2+9}-\sqrt{x}}$

calculus integration definite-integrals indefinite-integrals
Updated August 16, 2018 12:20 PM

Finding SDE for stochastic process

stochastic-processes stochastic-calculus
Updated August 16, 2018 12:20 PM

Sum of two sequences converges and one of them is bounded implies they both converge

calculus real-analysis sequences-and-series convergence
Updated August 16, 2018 12:20 PM

Proof of existence for the $a$ coefficient in pdes like $u_t + a\left( t,x \right) u_x = 0$

calculus differential-equations multivariable-calculus pde
Updated August 16, 2018 11:20 AM

Difference between a Gradient and Tangent

calculus geometry
Updated August 16, 2018 10:20 AM

How to calculate the limit $\lim\limits_{n\to\infty} \dfrac{x_n}{y_n}$ where $0<x_0<y_0<\dfrac{\pi}{2}$ and $x_{n+1}=\sin{x_n}, y_{n+1}=\sin{y_n}$?

calculus
Updated August 16, 2018 10:20 AM

Multinomial bivariate integral

multivariable-calculus normal-distribution
Updated August 16, 2018 09:20 AM

How to detect sharp corners in graphs

calculus
Updated August 16, 2018 09:20 AM

Is there any significance to integrating the log of a function?

calculus
Updated August 16, 2018 08:20 AM

Where am I going wrong in solving $\frac{\partial}{\partial \mathbf w}(\mathbf y - \mathbf X\mathbf w)^T(\mathbf y - \mathbf X \mathbf w) = 0$?

multivariable-calculus vector-analysis matrix-calculus
Updated August 16, 2018 08:20 AM

'any sequence of $n$ partial differentiations of $f$ results in a constant times $f^{n}$'

calculus complex-analysis derivatives proof-verification partial-derivative
Updated August 16, 2018 08:20 AM

Polynomial cannot have all roots real?

calculus
Updated August 16, 2018 07:20 AM

Prove that $\Phi$ is differentiable on $E$ and find $\Phi'(x)$

calculus analysis multivariable-calculus derivatives normed-spaces
Updated August 16, 2018 07:20 AM

Transpose the answer matrix to the right dimension after partial differentiation the product of matrices

matrices matrix-calculus transpose
Updated August 16, 2018 07:20 AM

Strictly decreasing and concave down takes on negative values

calculus derivatives
Updated August 16, 2018 06:20 AM

Logical Equivalences dealing with Equivalence Rules

discrete-mathematics propositional-calculus
Updated August 16, 2018 06:20 AM

Showing Page 1 of 0