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Differential Geometry

Do non-orthogonal coordinate systems mean dependent coordinates?
4.6K threads
Undergrad Do non-orthogonal coordinate systems mean dependent coordinates?
Understanding Example from Topics in Banach Space Integration
  • Sara jj
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2
Solve Functional Equation on $\mathbb{Z}$
  • anemone
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1
Undergrad Jordan Measurement: Accuracy You Can Trust
  • graphking
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10
Undergrad Simplifying a nested radical that includes a complex number
  • cbarker1
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5
Graduate Can falling factorials be a Schauder basis for formal power series?
  • lugita15
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3
Laplace Convolution: f(t)=-5t^2+9
  • Alex2124
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2
Graduate How can visualizing abstract spaces aid in understanding mathematical concepts?
  • trees and plants
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29
Undergrad Basic measurement theory question
  • BWV
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5
Undergrad Skipping elementary calculus and starting at analysis?
  • Grasshopper
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12
Undergrad Analytic continuation of Dilogarithm
  • aheight
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7
High School Does uniform continuity of |f| imply uniform continuity of f?
  • Eclair_de_XII
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10
How can we prove the convergence of recursive defined sequences?
  • mathmari
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2
Real Number Pairs $(p,\,q)$ Satisfying Inequality
  • anemone
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2
Show that there is a 1-km section that he covers in 1.5 minutes
  • mathmari
  • · Replies 16 ·
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16
When is the Maximum Angle for Viewing a Tower from an Airplane?
  • mathmari
  • · Replies 12 ·
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12
Proving Differentiability of f at $x_0$
  • mathmari
  • · Replies 11 ·
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11
Draw Angles & Find Values in Unit Circle
  • mathmari
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5
Undergrad Problems with understanding the role of the partition of unity
  • Santiago24
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2
Undergrad Can we prove the correspondence between a real number with a point ?
  • fxdung
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7
High School Inequalities in the real numbers
  • mcastillo356
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18
Calculating derivatives for various functions
  • mathmari
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6
Value of f(1/2) using estimation for the remainder
  • mathmari
  • · Replies 14 ·
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14
Graduate Do Dynkin Diagrams Only Describe Lie Algebras?
  • phoenix95
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2
Do These Integrals Converge or Diverge?
  • mathmari
  • · Replies 29 ·
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29
Understanding Browder Proposition 3.14: Increasing Function & Discontinuities
  • Math Amateur
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2
Well-defined function that doesn't satisfy IVT
  • mathmari
  • · Replies 5 ·
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5
Calculating Distance for Woman & Dog Walking Home
  • mathmari
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5
Composition of Two Continuous Functions .... Browder, Proposition 3.12 .... ....
  • Math Amateur
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2
Undergrad A claim regarding Fourier Series
  • Raihan amin
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2
Undergrad Riemann Integration ... Existence Result .... Browder, Theorem 5.12 ....
  • Math Amateur
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2
Riemann Integration ... Existence Result .... Browder, Theorem 5.12 ....
  • Math Amateur
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2
Graduate Compute Lebesgue integral as (improper) Riemann integral
  • SchroedingersLion
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5
The Riemann and Darboux Integrals .... Browder, Theorem 5.10 .... ....
  • Math Amateur
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2
Undergrad Curve of zeta(0.5 + i t) : "Dense" on complex plane?
  • Swamp Thing
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2
High School Question on a property of a function which is not a metric
  • trees and plants
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22
Undergrad Can Tensors of Any Rank Be Approximated by Matrices?
  • trees and plants
  • · Replies 26 ·
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26
Differentials and Jacobians .... Remarks After Browder Prposition 8.21 ....
  • Math Amateur
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2
High School Principal square root of a complex number, why is it unique?
  • mcastillo356
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13
Undergrad Is ##\delta##-steady needed in this proof, given ##\epsilon##-steady
  • yucheng
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2
Undergrad Any Good Lecture Series on Complex Analysis?
  • murshid_islam
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6
The Chain Rule in n Dimensions .... Browder Theorem 8.15 - Another Question ....
  • Math Amateur
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2
Operator Norm and Cauchy Sequence .... Browder, Proposition 8.7 ....
  • Math Amateur
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2
Calculations with stepfunction(heaviside)
  • goohu
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2
Real Roots of Composite Polynomials: Solving P(Q(x))=0
  • anemone
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1
High School What is the Difference between imaginary part and imaginary number?
  • SHASHWAT PRATAP SING
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2
High School Applications of topological spaces not homeomorphic to R^n in physics
  • trees and plants
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14
Graduate Name for a subset of real space being nowhere a manifold with boundary
  • disregardthat
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5
Undergrad How Do Metric Space Properties Relate to Continuity?
  • trees and plants
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8
Graduate Integrability along a Hilbert space?
  • LieToMe
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16
Undergrad Can a U(1) Generator be Normalized to SU(1) through Determinant Condition?
  • DuckAmuck
  • · Replies 5 ·
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5
Understanding Theorem 3.4: Mean Value Theorem & Cauchy Riemann Equations
  • Math Amateur
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2
Graduate Is this Fourier transformation an eigenproblem?
  • LagrangeEuler
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3
Undergrad Help Finding the Correct Approach to this Proof (Intro Real Analysis)
  • CaptainAmerica17
  • · Replies 29 ·
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29
Complex Function Theory: Explaining Example 1.5, Section 1.2, Chapter III
  • Math Amateur
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2
Undergrad A thought about the Riemann hypothesis
  • r731
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7
Graduate Is the Frechet Derivative of a Bounded Linear Operator Always the Same Operator?
  • LieToMe
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2
Undergrad About groups and continuous curves
  • LCSphysicist
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2
Graduate Applications of analysis in signal processing/machine learning?
  • Dowland
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5
Undergrad What are the applications of homology in understanding spaces and shapes?
  • trees and plants
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3
Question for Intermediate Analysis ()
  • AutGuy98
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2
Max Value of |bc| for Complex Numbers in Inequality
  • anemone
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2
Infinite dimentional subspace need not be closed
  • nwl
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2
Undergrad Why is [0,1] compact in the case of a collection of open neighborhoods?
  • Mathsadness
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9
Proof of the Equality of Supremums (Or Something Like That Anyway :) )
  • AutGuy98
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2
Infimum and Supremum of a Set (Need Help Finding Them)
  • AutGuy98
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2
Solving a complex value equation
  • cbarker1
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4
Graduate Topological Basis in l2 Space: Why?
  • LagrangeEuler
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17
Sequence of functions : pointwise & uniform convergence
  • mathmari
  • · Replies 11 ·
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11
Checking Convergence of Series: Inequalities & Tests
  • mathmari
  • · Replies 8 ·
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8
Using Cauchy Integral Formula for Laurent Series Coefficients
  • cbarker1
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2
Undergrad Differential analysis: convex functions
  • madafo3435
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2
Undergrad Gamma function/partial fractions (a problem from my Insights article)
  • benorin
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2
Undergrad The Set of Borel Sets .... Axler Pages 28-29 .... ....
  • Math Amateur
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2
The Set of Borel Sets .... Axler Pages 28-29 .... ....
  • Math Amateur
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2
Smallest Sigma Algebra .... Axler, Example 2.28 ....
  • Math Amateur
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5
Undergrad Why is this not a space-filling curve?
  • nomadreid
  • · Replies 12 ·
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12
Undergrad Smallest Sigma Algebra .... Axler, Example 2.28 ....
  • Math Amateur
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5
Undergrad Courant and Fritz, Construction of the real numbers
  • GodfreyHW
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2
Undergrad Inequality from a continuity exercise
  • GodfreyHW
  • · Replies 9 ·
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9
Undergrad Sigma Algebras .... Axler, Page 26 ....
  • Math Amateur
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3
Sigma Algebras .... Axler Page 26 ....
  • Math Amateur
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2
Graduate The map from a complex torus to the projective algebraic curve
  • victorvmotti
  • · Replies 27 ·
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27
Undergrad Translation Invariance of Outer Measure .... Axler, Result 2.7 ....
  • Math Amateur
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2
Translation Invariance of Outer Measure .... Axler, Result 2.7 ....
  • Math Amateur
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2
Finding Real Part of $z$ for Complex Numbers
  • anemone
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1
Undergrad Lebesgue Outer Measure .... Carothers, Proposition 16.2 (i) ....
  • Math Amateur
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6
Outer measure of an open interval ....
  • Math Amateur
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7
Undergrad Lebesgue Outer Measure .... Carothers, Proposition 16.1 ....
  • Math Amateur
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5
Lebesgue Outer Measure .... Carothers, Proposition 16.1 ....
  • Math Amateur
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Outer measure of a closed interval .... Axler, Result 2.14 ....
  • Math Amateur
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Outer measure .... Axler, Result 2.14 .... Another Question ....
  • Math Amateur
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3
Undergrad Outer measure of a closed interval .... Axler, Result 2.14 ....
  • Math Amateur
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2
Graduate Can the Unit Interval be Measurably Split into Two Sets of Equal Length?
  • mathman
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Outer Measure .... Axler, Result 2.5 ....
  • Math Amateur
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4
Graduate How Can I Identify a Surface as a Cone in CAD Software?
  • tricha122
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2
Undergrad Alternative proof to a trivial problem
  • trees and plants
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2
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43
The Union of Two Open Sets is Open
  • G-X
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Connectedness and Intervals in R .... Stromberg, Theorem 3.47 .... ....
  • Math Amateur
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2
Understanding Theorem 3.43: Comparing U_B & V_k in Stromberg's Book
  • Math Amateur
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2
TFAE proof involving limit and convergent sequence
  • brooklysuse
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2