Calculus

All levels of calculus from Calculus I through Differential Equations and beyond.
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Proof when the non-homogeneity is the Dirac Delta Function
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1
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386
topsquark
topsquark
P
Continuity of function with two variables: f(x,y) = (xy)/(x^2+y^2) if |y|<x^(alpha), 0 if x=(0,=0)
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1
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399
blamocur
blamocur
F
How do I find tangent line common to y = (1/8)x^2 - 2 and y = (1/2)x^2 - 8?
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6
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758
apple2357
A
C
Demonstration of sequences: Prove why sum of converging seq. and pos. diverging seq. is pos. diverging
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1
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381
stapel
stapel
J
Derivatives and slope when x =1
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4
Views
556
The Highlander
The Highlander
K
Non dimensionalise equation z/sqrt(Cv/v*e); z-penetration [m], Cv- coefficient of consolidation m^2/s, e- volume strain, v- velocity [m/s]
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2
Views
403
blamocur
blamocur
U
why discard the pie and the denominator 3 after finding the derivative?
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11
Views
1K
urimagic
U
M
Can you tell me if my radius of convergences are correct?
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2
Views
451
blamocur
blamocur
P
Solve for dy/dx if 2y^2-xy-x^2=0
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9
Views
2K
Dr.Peterson
Dr.Peterson
N
Finding the cartesian equation of a line with vector equation (2,1,1)+t(1,-1,1)
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3
Views
646
Nox
N
C
Integration by Parts: int_0^4 [ e^(-x) sin(5pi x) ] dx
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6
Views
524
canaanbowman
C
W
Optimization:A rose garden and a lawn
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7
Views
4K
TheRandomMultiplyer
T
A
Use the Ratio Test to determine whether sum{n=1, infinity} [ (-1/n)^(2n) ] converges or diverges
Replies
5
Views
677
skeeter
skeeter
A
Determine whether the series converges absolutely, converges conditionally, or diverges
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4
Views
708
lookagain
L
E
Complex numbers: sketching {z in C | |3x - 1 + i| <= 2}, {z in C | I((1 - i)z) = 0}
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2
Views
498
pka
pka
E
Levi Civita
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1
Views
407
stapel
stapel
I
Y axis rotation volume, is it infinite? y = 1/sqrt(x^3 + 3x}, 0 < x < 1, rotated around y-axis
Replies
1
Views
452
BigBeachBanana
BigBeachBanana
A
What types of real integrands accept contour integration?
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3
Views
575
BigBeachBanana
BigBeachBanana
M
Help with limit question: lim_{h->0} 1/((x+h)^2 + a) - 1/(x^2 + a), a > 0
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2
Views
521
Steven G
Steven G
T
Strange integral: int {0,1} [ (1 - t^2)^n * t * sin(xt) ] dt
Replies
7
Views
793
Steven G
Steven G
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