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15
Math.TechQA.Club
2017-10-29 10:08:35
37
Views
How can we make a solvation for Irregular Singularity in Power-Series $ k(x)y'' + p(x)y' + q(x)y = 0$
Published on
29 Oct 2017 - 10:08
#calculus
#power-series
#singularity
25
Views
What is the integral division if $\lim_{z \rightarrow a} f(z)=0$?
Published on
29 Oct 2017 - 10:47
#complex-analysis
#singularity
2.5k
Views
Type of Singularity for $ \dfrac{\cos z}{(1-\sin z)} $ at $z=\pi /2$.
Published on
30 Oct 2017 - 15:51
#complex-analysis
#laurent-series
#singularity
53
Views
Finding the residue at point $z=0$ and $z=\infty$ of $f(z)=\frac{z^ne^{\frac{1}{z}}}{1+z} $
Published on
02 Nov 2017 - 23:39
#complex-analysis
#singularity
1.1k
Views
Singularity of the function $f(z)=\sin\left(\cos\left(\frac{1}{z}\right)\right)$ at the point $z=0$ is ...
Published on
05 Nov 2017 - 9:35
#complex-analysis
#trigonometry
#proof-verification
#singularity
159
Views
Sturm-Liouville Solutions and acceleration of convergence
Published on
07 Mar 2026 - 16:53
#fourier-series
#singularity
#sturm-liouville
#convergence-acceleration
53
Views
resolution of singularity of segre variety
Published on
08 Nov 2017 - 8:47
#singularity
189
Views
Are there model 3D surfaces with star and monstar umbilical points?
Published on
09 Nov 2017 - 11:11
#differential-geometry
#curvature
#singularity
636
Views
singularities and zeros (roots) of a function
Published on
09 Nov 2017 - 23:17
#complex-analysis
#singularity
1k
Views
Sum of all Residues at the poles of the function $f(z)=\frac{\cot(\pi z)}{(z+a)^2}$, where $a \in \mathbb{Z}-{0}$
Published on
10 Nov 2017 - 2:35
#complex-analysis
#contour-integration
#residue-calculus
#singularity
238
Views
Figuring out the equivalent power series based on pattern
Published on
23 Feb 2026 - 13:47
#sequences-and-series
#ordinary-differential-equations
#power-series
#singularity
#frobenius-method
161
Views
Calculating singular points of a quintic curve in the projective plane?
Published on
14 Nov 2017 - 13:52
#curves
#projective-geometry
#projective-space
#tangent-line
#singularity
92
Views
Singularity is a local condition
Published on
28 Mar 2026 - 11:53
#algebraic-geometry
#commutative-algebra
#singularity
#local-rings
108
Views
Showing function has essential singularity
Published on
17 Nov 2017 - 21:15
#complex-analysis
#singularity
370
Views
Proof singularity of non square matrix times square matrix times transpose of the non square matrix: $\det(ABA^T)=0$
Published on
27 Mar 2026 - 13:03
#linear-algebra
#determinant
#matrix-rank
#singularity
#transpose
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