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Why do we say that in Coulomb's law the force is proportional to $\frac{1}{r^{2}}$ and not $\frac{1}{r^{3}}$?
July 19th, 2022
forces
electrostatics
vectors
coulombs-law
Polynomials: Quotient and Remainder
July 19th, 2022
algebra-precalculus
polynomials
What are the usual definitions of minimality and maximality with respect to an arbitrary relation?
August 1st, 2022
relations
What is the best way to handle bibliographies which include a lot of online sources?
August 1st, 2022
bibliographies
best-practices
online
Locating tick marks at integral multiples of pi/2
August 1st, 2022
tikz-pgf
pgfplots
How to prove a problem is #P-complete?
August 1st, 2022
proof-writing
computational-complexity
Horse shoe lemma exercise from Weibel's Homological Algebra
August 1st, 2022
homological-algebra
Minipage not finding width argument
August 1st, 2022
minipage
Conditional expectation w.r.t. random variable and w.r.t. $\sigma$-algebra, equivalence
August 1st, 2022
probability
probability-theory
conditional-expectation
Every non-empty subset of the integers which is bounded above has a largest element.
August 1st, 2022
calculus
abstract-algebra
algebra-precalculus
elementary-set-theory
Adjoint of Integral Operator in $L^p$
August 1st, 2022
functional-analysis
operator-theory
lp-spaces
compact-operators
Intuitive, possibly graphical explanation of why rationals have zero Lebesgue measure
August 1st, 2022
measure-theory
lebesgue-measure
intuition
education
How to shift a large graph to the left
August 1st, 2022
graphics
floats
horizontal-alignment
captions
Lebesgue Dominated Convergence example
August 1st, 2022
real-analysis
integration
measure-theory
convergence-divergence
Tensor product Lie algebras
August 6th, 2022
lie-algebras
Fixed point property in topology
August 1st, 2022
algebraic-topology
fixed-point-theorems
Smooth path definition
November 6th, 2020
complex-analysis
How to label shapes in tikz?
August 1st, 2022
tikz-pgf
Do gravitational waves slow down as they pass through matter?
December 1st, 2020
speed-of-light
electromagnetic-radiation
gravitational-waves
Do I cite introductory material in a subject that helped me indirectly?
August 1st, 2022
citations
Direct way to show: $\operatorname{Spec}(A)$ is $T_1$ $\Rightarrow$ $\operatorname{Spec}(A)$ is Hausdorff
August 1st, 2022
algebraic-geometry
commutative-algebra
Do rainbows have ultraviolet bands and infrared bands?
January 25th, 2020
visible-light
electromagnetic-radiation
refraction
Directions and magnitudes of static and kinetic friction between stacked blocks
August 29th, 2020
homework-and-exercises
newtonian-mechanics
forces
friction
Do "imaginary" and "complex" angles exist?
June 30th, 2020
trigonometry
complex-numbers
Why do we need primitive roots?
August 1st, 2022
elementary-number-theory
education
Existence of Saddle Point of a Matrix (Shapley's Theorem)
December 17th, 2020
game-theory
Do researchers actually read all of the papers they cite?
August 1st, 2022
phd
research-process
citations
Drawing a cube with TikZ-cd
August 1st, 2022
tikz-cd
Demonstrating that a cycloid solves the Tautochrone Problem
August 1st, 2022
calculus
geometry
Intuition on formal neighborhood in a scheme
February 19th, 2020
algebraic-geometry
intuition
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Recents
What age is too old for research advisor/professor?
How much solvent do you add for a 1:20 dilution, and why is it called 1 to 20?
How many weeks of holidays does a Ph.D. student in Germany have the right to take?
Why higher the binding energy per nucleon, more stable the nucleus is.?
What happen if the reviewer reject, but the editor give major revision?
Coordination number of 3D close packing
Why do universities check for plagiarism in student assignments with online content?
pKa = pH for strong acid — strong base?
Anonymous sites used to attack researchers. What to do about it?
Why does [Ni(gly)2] show optical isomerism despite having no chiral carbon?
I downoaded articles from libgen (didn't know was illegal) and it seems that advisor used them to publish his work
How do superwomen find time?
What is the chemical formula of ghee?
Masters in mathematics after bachelors in mechanical engineering
Advantages or disadvantages of submitting to the new APS open access PRResearch journal?
Why energy is released when an electron is added to a neutral atom?
Time constant of $RC$ circuit with more than one capacitor
Why is CH4 Nonpolar but CH2Cl2 is polar?
Which of the compounds has the highest percentage of enol?
Article waiting for AE assignment for too long?
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