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15
Math.TechQA.Club
2026-04-16 19:45:29
88
Views
Calculate: $\iint_{D}(x^2-y^2)dxdy$ D is the area inside the lemniscate $(x^2+y^2)^2=4(x^2-y^2)$
Published on
16 Apr 2026 - 19:45
#real-analysis
#integration
#multivariable-calculus
#multiple-integral
92
Views
How to calculate the gradient of this function?
Published on
15 Apr 2026 - 9:50
#multivariable-calculus
#derivatives
#matrix-calculus
#least-squares
167
Views
Evaluate the given complicated double integral
Published on
16 Apr 2026 - 9:41
#calculus
#integration
#multivariable-calculus
#definite-integrals
#multiple-integral
66
Views
Doubling dx and dy
Published on
15 Apr 2026 - 9:50
#multivariable-calculus
#derivatives
#differential-geometry
#chain-rule
#infinitesimals
131
Views
Multivariable limit in terms of $\alpha$ and $\beta$
Published on
10 Apr 2026 - 22:18
#multivariable-calculus
326
Views
Finding other orders of triple integrals.
Published on
12 Apr 2026 - 3:28
#integration
#multivariable-calculus
66
Views
Misunderstanding a proof regarding continuity of a vector-valued function
Published on
13 Apr 2026 - 11:04
#calculus
#real-analysis
#multivariable-calculus
#continuity
#epsilon-delta
252
Views
Double Integral Weird Change of order of integration
Published on
29 Apr 2026 - 15:54
#multivariable-calculus
#definite-integrals
#graphing-functions
#iterated-integrals
41
Views
Find the area enclosed by the projection of a curve in the coordinate planes of a field
Published on
16 Apr 2026 - 12:10
#integration
#multivariable-calculus
#area
969
Views
Computing double integral using linear algebra
Published on
10 Apr 2026 - 19:33
#linear-algebra
#integration
#multivariable-calculus
#definite-integrals
44
Views
Reference - small balls on a smooth function's graph
Published on
15 Apr 2026 - 21:27
#multivariable-calculus
#differential-geometry
#reference-request
#smooth-manifolds
8.1k
Views
Product rule for partial differentiation
Published on
09 Apr 2026 - 0:11
#calculus
#multivariable-calculus
#partial-derivative
1.9k
Views
finding points on curve $x^2y^2=16$ that are closest to origin in two ways
Published on
14 Apr 2026 - 1:32
#multivariable-calculus
#lagrange-multiplier
81
Views
Cylindrical Coordinates example
Published on
29 Apr 2026 - 12:46
#multivariable-calculus
#coordinate-systems
#cylindrical-coordinates
90
Views
Does there exist a function $f$ such that $∂^2f/∂x\,∂y$ exist but $∂f/∂x$ does not exist?
Published on
17 Apr 2026 - 4:31
#multivariable-calculus
#partial-derivative
#examples-counterexamples
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