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15
Math.TechQA.Club
2026-04-22 21:25:57
92
Views
Implicit Function Theorem to solve $\frac{\partial u}{\partial x}$ when $f\big(x,y,u(x,y),v(x,y)\big)$ mapped to $\mathbb{R^2}$
Published on
22 Apr 2026 - 21:25
#real-analysis
#analysis
#multivariable-calculus
#proof-writing
111
Views
Differentiation of solution to time-dependent system of equations: Problem 2-15(c) from Spivak's Calculus on Manifolds
Published on
11 Apr 2026 - 23:54
#multivariable-calculus
#derivatives
#proof-explanation
#alternative-proof
6.3k
Views
Area of Cardioid $r=1+\sin(\theta)$ Using Green's Theorem
Published on
14 Apr 2026 - 11:57
#calculus
#multivariable-calculus
295
Views
Improper/extended multiple integral and change of variables
Published on
13 Apr 2026 - 20:58
#multivariable-calculus
#improper-integrals
#lebesgue-measure
#multiple-integral
#change-of-variable
64
Views
Using differentials and given $h=f\circ\vec g$ find $h(1.02,1.99)$
Published on
16 Apr 2026 - 9:09
#multivariable-calculus
#partial-derivative
835
Views
Chain Rule for Surface Differentials
Published on
11 Apr 2026 - 5:40
#multivariable-calculus
#differential-geometry
#manifolds
60
Views
Maxmizing some tiny rectangles out of a larger rectangle
Published on
16 Apr 2026 - 8:05
#multivariable-calculus
311
Views
Problem with line integral
Published on
10 Apr 2026 - 1:52
#multivariable-calculus
#line-integrals
347
Views
polar coordinates for integral bounds with parallelogram as region
Published on
29 Apr 2026 - 12:56
#integration
#multivariable-calculus
#polar-coordinates
#bounds-of-integration
307
Views
Can we prove that $\overline{z}^2$ has no antiderivative without using Morera's Theorem?
Published on
11 Apr 2026 - 19:33
#complex-analysis
#multivariable-calculus
#solution-verification
#complex-integration
356
Views
Must a positively oriented path be simple, closed and piecewise smooth?
Published on
25 Mar 2026 - 11:10
#general-topology
#complex-analysis
#multivariable-calculus
#residue-calculus
#cauchy-integral-formula
103
Views
Why is $\mathbf r(t) \times \mathbf r'(t)$ constant, with $\mathbf r(t): \mathbb R\to\mathbb R^3$?
Published on
14 Apr 2026 - 7:01
#multivariable-calculus
#cross-product
81
Views
For $G:\mathbb{R^3} \to \mathbb{R}$, and $F:\mathbb{R^2} \to \mathbb{R}$ show $G(x,y,z)=F(x+2y+3z-1,x^3+y^2-z^2)=0$ can have $z=g(x,y)$
Published on
22 Apr 2026 - 21:34
#calculus
#real-analysis
#analysis
#multivariable-calculus
#proof-writing
64
Views
Implicit Differentiation- Related Rates
Published on
25 Mar 2026 - 23:34
#calculus
#multivariable-calculus
#implicit-differentiation
111
Views
Is there any proof of cauchy formula for repeated integration without induction?
Published on
09 Apr 2026 - 20:03
#integration
#multivariable-calculus
#alternative-proof
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