https://liberty.io/why-is-n-1-choose-1-0-when-1-is-undefined.htmlBuzz Spill Dailyen2026-09-06T23:38:50-04:00Why is ${n-1 \choose -1} = 0$ when (-1)! is undefined?https://liberty.io/what-is-a-harmonic-complex-function.htmlBuzz Spill Dailyen2026-09-06T23:37:45-04:00What is a harmonic complex function?https://liberty.io/why-are-the-central-angles-of-a-regular-polygon-equal-to-the-exterior-.htmlBuzz Spill Dailyen2026-09-06T23:00:33-04:00Why are the central angles of a regular polygon equal to the exterior angles?https://liberty.io/alternative-quadratic-formula.htmlBuzz Spill Dailyen2026-09-06T22:58:03-04:00Alternative Quadratic Formulahttps://liberty.io/derivative-of-unit-step-function.htmlBuzz Spill Dailyen2026-09-06T22:41:44-04:00Derivative of unit step function?https://liberty.io/sample-mean-is-uniformly-integrable.htmlBuzz Spill Dailyen2026-09-06T22:38:17-04:00Sample mean is uniformly integrablehttps://liberty.io/definition-of-a-bounded-sequence.htmlBuzz Spill Dailyen2026-09-06T22:37:51-04:00Definition of a bounded sequencehttps://liberty.io/is-there-any-theorem-about-figures-of-equal-area-and-perimeter-being-c.htmlBuzz Spill Dailyen2026-09-06T22:33:31-04:00Is there any theorem about figures of equal area and perimeter being congruent?https://liberty.io/gcd-of-rationals.htmlBuzz Spill Dailyen2026-09-06T22:30:01-04:00GCD of rationalshttps://liberty.io/how-to-calculate-maximum-or-minimum-of-two-numbers-without-using-if.htmlBuzz Spill Dailyen2026-09-06T22:27:52-04:00How to calculate Maximum or Minimum of two numbers without using if?https://liberty.io/list-of-rules-and-laws-for-calculating-limits.htmlBuzz Spill Dailyen2026-09-06T22:27:16-04:00List of rules and laws for calculating limitshttps://liberty.io/sylvester-039-s-law-of-inertia.htmlBuzz Spill Dailyen2026-09-06T22:10:40-04:00Sylvester's law of inertiahttps://liberty.io/the-square-of-any-odd-integer-is-odd.htmlBuzz Spill Dailyen2026-09-06T22:06:24-04:00The square of any odd integer is odd.https://liberty.io/general-process-to-find-global-extrema-of-a-function.htmlBuzz Spill Dailyen2026-09-06T21:56:49-04:00General process to find global extrema of a function?https://liberty.io/coin-flipping-likely-to-hit-7-heads-or-tails-in-a-row-answered-and-bet.htmlBuzz Spill Dailyen2026-09-06T21:43:38-04:00Coin flipping - likely to hit $7$ heads or tails in a row (answered) and betting progressionhttps://liberty.io/convex-side-of-a-spherical-mirror.htmlBuzz Spill Dailyen2026-09-06T21:39:24-04:00Convex side of a spherical mirrorhttps://liberty.io/bracket-of-8-tournament.htmlBuzz Spill Dailyen2026-09-06T21:35:24-04:00Bracket of 8 Tournamenthttps://liberty.io/product-of-an-m-matrix-and-an-inverse-m-matrix.htmlBuzz Spill Dailyen2026-09-06T21:31:29-04:00Product of an M-matrix and an inverse M-matrixhttps://liberty.io/what-exactly-is-the-difference-between-gateaux-derivative-and-directio.htmlBuzz Spill Dailyen2026-09-06T21:26:03-04:00What exactly is the difference between Gateaux derivative and directional derivative?https://liberty.io/transposing-multiple-matrices.htmlBuzz Spill Dailyen2026-09-06T21:18:00-04:00transposing multiple matriceshttps://liberty.io/why-does-the-taylor-series-of-frac-1-ln-x-have-a-non-infinite-radius-o.htmlBuzz Spill Dailyen2026-09-06T21:11:01-04:00Why does the taylor series of $\frac {1}{\ln x}$ have a non-infinite radius of convergence?https://liberty.io/how-do-you-find-the-probability-of-p-a-and-b.htmlBuzz Spill Dailyen2026-09-06T21:02:08-04:00How do you find the probability of P(a and b)?https://liberty.io/confusion-about-topologist-039-s-whirlpool.htmlBuzz Spill Dailyen2026-09-06T20:57:59-04:00Confusion about topologist's whirlpoolhttps://liberty.io/what-does-rightarrow-mean-in-p-rightarrow-q.htmlBuzz Spill Dailyen2026-09-06T20:54:25-04:00What does $\rightarrow$ mean in $p \rightarrow q$https://liberty.io/up-to-date-advice-on-the-best-way-to-take-notes-maths.htmlBuzz Spill Dailyen2026-09-06T20:49:07-04:00Up-to-date advice on the best way to take notes (maths)https://liberty.io/average-proportion-for-proportions-with-different-denominators.htmlBuzz Spill Dailyen2026-09-06T20:48:37-04:00Average proportion for proportions with different denominatorshttps://liberty.io/matlab-vector-assignment-of-arbitrary-length.htmlBuzz Spill Dailyen2026-09-06T20:48:22-04:00MATLAB Vector Assignment of Arbitrary Lengthhttps://liberty.io/why-is-compactness-so-important.htmlBuzz Spill Dailyen2026-09-06T20:43:52-04:00Why is compactness so important?https://liberty.io/recursion-tree-t-n-t-n-3-t-2n-3-cn.htmlBuzz Spill Dailyen2026-09-06T20:26:38-04:00Recursion tree T(n) = T(n/3) + T(2n/3) + cnhttps://liberty.io/what-are-some-measures-of-connectedness-in-graphs.htmlBuzz Spill Dailyen2026-09-06T20:20:00-04:00What are some measures of connectedness in graphs?https://liberty.io/calculating-moment-generating-function-with-normal-distribution-closed.htmlBuzz Spill Dailyen2026-09-06T20:13:36-04:00Calculating moment generating function with normal distribution [closed]https://liberty.io/confused-by-limit-superior-and-limit-inferior-definition.htmlBuzz Spill Dailyen2026-09-06T20:11:12-04:00Confused by limit superior and limit inferior definition.https://liberty.io/what-039-s-math-beyond-calculus-closed.htmlBuzz Spill Dailyen2026-09-06T20:10:55-04:00What's math beyond calculus? [closed]https://liberty.io/what-is-advanced-calculus.htmlBuzz Spill Dailyen2026-09-06T20:04:18-04:00What is "advanced calculus"?https://liberty.io/what-really-is-039-039-orthogonality-039-039.htmlBuzz Spill Dailyen2026-09-06T19:59:00-04:00What really is ''orthogonality''?https://liberty.io/common-perpendicular-of-two-straight-lines.htmlBuzz Spill Dailyen2026-09-06T19:56:12-04:00Common perpendicular of two straight lineshttps://liberty.io/must-g-be-connected.htmlBuzz Spill Dailyen2026-09-06T19:37:46-04:00Must $G$ be connected?https://liberty.io/probability-of-getting-off-the-bus-in-drinking-game-ride-the-bus.htmlBuzz Spill Dailyen2026-09-06T19:24:49-04:00Probability of getting off the bus in drinking game "Ride the Bus"https://liberty.io/in-probability-does-p-a-p-ab-p-ab-039.htmlBuzz Spill Dailyen2026-09-06T19:21:23-04:00In probability, does P(A) = P(AB) + P(AB')?https://liberty.io/proof-that-the-sample-mean-is-the-best-estimator-for-the-population-me.htmlBuzz Spill Dailyen2026-09-06T19:20:05-04:00Proof that the sample mean is the "best estimator" for the population mean.https://liberty.io/how-is-1-cubic-decimeter-1-liter-and-1000-cubic-centimeters-equal-to-1.htmlBuzz Spill Dailyen2026-09-06T19:09:36-04:00How is 1 cubic decimeter =1 liter; and 1000 cubic centimeters equal to 1 liter?https://liberty.io/intuition-of-the-cyclic-trace-property-of-matrix-products-and-relation.htmlBuzz Spill Dailyen2026-09-06T19:04:37-04:00Intuition of the cyclic trace property of matrix products and relation to the determinant?https://liberty.io/questions-tagged-pseudoinverse.htmlBuzz Spill Dailyen2026-09-06T19:02:15-04:00Questions tagged [pseudoinverse] https://liberty.io/let-x-be-a-finite-set-with-lxl-6-then-the-number-of-equivalence-relati.htmlBuzz Spill Dailyen2026-09-06T18:57:07-04:00Let X be a finite set with lXl=6. Then the number of equivalence relations on X such that each equivalence class has at least three elements in it is?https://liberty.io/partial-derivative-of-f-x-with-respect-to-x-1.htmlBuzz Spill Dailyen2026-09-06T18:54:57-04:00Partial derivative of $f(x)$ with respect to $x_1$https://liberty.io/what-039-s-the-point-of-functions-closed.htmlBuzz Spill Dailyen2026-09-06T18:31:18-04:00What's the point of functions? [closed]https://liberty.io/what-is-taylor-039-s-inequality-about-duplicate.htmlBuzz Spill Dailyen2026-09-06T18:30:41-04:00What is Taylor's Inequality about? [duplicate]https://liberty.io/opposite-of-disjoint.htmlBuzz Spill Dailyen2026-09-06T18:28:25-04:00opposite of disjointhttps://liberty.io/martingale-transform-question.htmlBuzz Spill Dailyen2026-09-06T18:27:55-04:00Martingale transform questionhttps://liberty.io/when-the-roulette-has-hit-5-reds-why-shouldn-039-t-i-bet-to-black.htmlBuzz Spill Dailyen2026-09-06T18:26:22-04:00When the roulette has hit 5 reds why shouldn't I bet to black?https://liberty.io/calculating-the-convolution-of-a-piecewise-function.htmlBuzz Spill Dailyen2026-09-06T18:26:05-04:00Calculating the convolution of a piecewise functionhttps://liberty.io/discrete-measure-and-lebesgue-measurability.htmlBuzz Spill Dailyen2026-09-06T18:25:19-04:00Discrete measure and Lebesgue measurabilityhttps://liberty.io/approximate-piecewise-constant-function-with-continuous-function.htmlBuzz Spill Dailyen2026-09-06T18:19:59-04:00Approximate piecewise constant function with continuous functionhttps://liberty.io/induction-without-a-base-case-duplicate.htmlBuzz Spill Dailyen2026-09-06T18:09:49-04:00Induction without a base case [duplicate]https://liberty.io/find-cos-alpha-beta-if-alpha-beta-are-the-roots-of-the-equation-a-cos-.htmlBuzz Spill Dailyen2026-09-06T17:46:24-04:00Find $\cos(\alpha+\beta)$ if $\alpha$, $\beta$ are the roots of the equation $a\cos x+b\sin x=c$ [duplicate]https://liberty.io/integration-of-frac-1-sin-x-cos-x.htmlBuzz Spill Dailyen2026-09-06T17:37:37-04:00Integration of $\frac{1}{\sin x+\cos x}$https://liberty.io/find-the-distance-between-two-skew-lines.htmlBuzz Spill Dailyen2026-09-06T17:31:39-04:00find the distance between two skew lineshttps://liberty.io/solve-sec-x-tan-x.htmlBuzz Spill Dailyen2026-09-06T17:25:57-04:00Solve $\sec(x)=\tan(x)$https://liberty.io/history-behind-the-choice-of-letters-h-and-k-for-the-vertex-of-a-parab.htmlBuzz Spill Dailyen2026-09-06T17:20:26-04:00History behind the choice of letters $h$ and $k$ for the vertex of a parabola?https://liberty.io/prove-n-prime-ideal-of-mathbb-z-iff-n-is-prime-or-zero.htmlBuzz Spill Dailyen2026-09-06T17:01:44-04:00prove $(n)$ prime ideal of $\mathbb{Z}$ iff $n$ is prime or zerohttps://liberty.io/is-the-classifying-space-a-fully-faithful-functor.htmlBuzz Spill Dailyen2026-09-06T16:44:31-04:00Is the classifying space a fully faithful functor?https://liberty.io/finding-factors-of-a-complex-polynomial.htmlBuzz Spill Dailyen2026-09-06T16:43:13-04:00Finding factors of a complex polynomialhttps://liberty.io/oracles-for-tqbf.htmlBuzz Spill Dailyen2026-09-06T16:36:46-04:00Oracles for TQBFhttps://liberty.io/using-l-039-hopital-rule-on-a-limit-that-does-not-exist.htmlBuzz Spill Dailyen2026-09-06T16:36:31-04:00Using L'Hopital Rule on a limit that does not existhttps://liberty.io/why-are-quadrants-defined-the-way-they-are.htmlBuzz Spill Dailyen2026-09-06T16:26:51-04:00Why are quadrants defined the way they are?https://liberty.io/modulo-calculation-with-multiple-exponents-via-crt.htmlBuzz Spill Dailyen2026-09-06T16:15:44-04:00Modulo calculation with multiple exponents, via CRThttps://liberty.io/how-do-i-find-the-angular-acceleration-of-a-pulley-when-there-one-obje.htmlBuzz Spill Dailyen2026-09-06T16:15:30-04:00How do I find the angular acceleration of a pulley when there one object is hanging from it?https://liberty.io/a-tough-differential-calculus-problem.htmlBuzz Spill Dailyen2026-09-06T16:13:12-04:00A tough differential calculus problemhttps://liberty.io/constant-of-integration-positive-or-negative.htmlBuzz Spill Dailyen2026-09-06T16:03:35-04:00Constant of integration positive or negative?https://liberty.io/deriving-the-normal-equation-used-to-solve-least-squares-problems.htmlBuzz Spill Dailyen2026-09-06T15:59:48-04:00Deriving the Normal Equation used to solve Least Squares Problemshttps://liberty.io/prove-that-the-gradient-of-a-unit-vector-equals-2-magnitude-of-the-vec.htmlBuzz Spill Dailyen2026-09-06T15:48:56-04:00Prove that the gradient of a unit vector equals 2/magnitude of the vectorhttps://liberty.io/line-ellipsoid-intersection.htmlBuzz Spill Dailyen2026-09-06T15:39:29-04:00Line-Ellipsoid Intersectionhttps://liberty.io/problem-with-solving-equation-with-hyperbolic-functions-2-cosh-2x-sinh.htmlBuzz Spill Dailyen2026-09-06T15:29:15-04:00Problem with solving equation with Hyperbolic functions $ 2\cosh(2x) - \sinh(2x) = 2 $https://liberty.io/is-there-any-inequality-between-2-norm-condition-number-and-frobenius-.htmlBuzz Spill Dailyen2026-09-06T15:11:41-04:00Is there any inequality between 2-norm condition number and Frobenius norm condition number for rectangular matrix?https://liberty.io/deriving-the-kinematic-equation-v-2-v-0-2-2a-x-x-0.htmlBuzz Spill Dailyen2026-09-06T14:59:22-04:00Deriving the kinematic equation $v^2=v_{0}^2+2a(x-x_{0})$.https://liberty.io/gradient-of-a-matrix.htmlBuzz Spill Dailyen2026-09-06T14:59:03-04:00Gradient of a matrix?https://liberty.io/the-volume-of-sphere-using-integrals.htmlBuzz Spill Dailyen2026-09-06T14:55:28-04:00The volume of sphere using integralshttps://liberty.io/infinimum-of-a-set.htmlBuzz Spill Dailyen2026-09-06T14:47:34-04:00Infinimum of a sethttps://liberty.io/does-sin-2-x-cos-2-x-1-2-cos-2-x.htmlBuzz Spill Dailyen2026-09-06T14:44:13-04:00Does $\sin^2 x - \cos^2 x = 1-2\cos^2 x$?https://liberty.io/differentiating-an-inner-product.htmlBuzz Spill Dailyen2026-09-06T14:42:16-04:00Differentiating an Inner Producthttps://liberty.io/find-the-arc-length-of-the-parametric-curve.htmlBuzz Spill Dailyen2026-09-06T14:41:56-04:00Find the Arc length of the parametric curvehttps://liberty.io/write-an-equation-for-a-rational-function-with.htmlBuzz Spill Dailyen2026-09-06T14:33:10-04:00Write an equation for a rational function with:https://liberty.io/minimum-spanning-tree-edge-count.htmlBuzz Spill Dailyen2026-09-06T14:25:50-04:00Minimum spanning tree edge counthttps://liberty.io/prove-that-unit-impulse-function-integral-is-equal-to-one-duplicate.htmlBuzz Spill Dailyen2026-09-06T14:24:34-04:00Prove that Unit Impulse Function Integral is equal to one? [duplicate]https://liberty.io/order-on-eigenvalues-on-diagonal-matrix.htmlBuzz Spill Dailyen2026-09-06T14:21:09-04:00Order on eigenvalues on diagonal matrixhttps://liberty.io/example-of-a-not-recursively-enumerable-set-a-subseteq-mathbb-n.htmlBuzz Spill Dailyen2026-09-06T14:18:59-04:00Example of a not recursively enumerable set $A \subseteq \mathbb{N}$https://liberty.io/how-can-i-finish-integrating-int-sqrt-x-2-49-over-x-using-trig-substit.htmlBuzz Spill Dailyen2026-09-06T14:12:17-04:00How can I finish integrating $\int {\sqrt{x^2-49} \over x} $ using trig substitution?https://liberty.io/what-is-a-residue.htmlBuzz Spill Dailyen2026-09-06T13:58:47-04:00What is a residue?https://liberty.io/difference-between-parallel-and-equal-lines.htmlBuzz Spill Dailyen2026-09-06T13:58:03-04:00Difference between parallel and Equal lineshttps://liberty.io/why-can-039-t-i-use-product-rule-to-derive-x-ln-3.htmlBuzz Spill Dailyen2026-09-06T13:56:08-04:00Why can't I use product rule to derive x ln(3)?https://liberty.io/volume-of-solid-rotated-about-y-axis.htmlBuzz Spill Dailyen2026-09-06T13:56:06-04:00Volume of Solid Rotated about Y-Axishttps://liberty.io/understanding-the-musical-isomorphisms-in-vector-spaces.htmlBuzz Spill Dailyen2026-09-06T13:47:18-04:00Understanding the Musical Isomorphisms in Vector Spaceshttps://liberty.io/power-series-and-intervals-of-convergence.htmlBuzz Spill Dailyen2026-09-06T13:45:42-04:00Power series and intervals of convergencehttps://liberty.io/cross-product-of-two-sums-of-three-vectors.htmlBuzz Spill Dailyen2026-09-06T13:44:07-04:00Cross product of two sums of three vectors?https://liberty.io/solving-an-8th-degree-polynomial.htmlBuzz Spill Dailyen2026-09-06T13:35:38-04:00Solving an 8th degree polynomialhttps://liberty.io/how-to-find-a-basis-for-r-3-which-contains-a-basis-of-im-c.htmlBuzz Spill Dailyen2026-09-06T13:35:18-04:00How to find a basis for $R^3$ which contains a basis of im(C)?https://liberty.io/how-many-faces-of-a-solid-can-one-see.htmlBuzz Spill Dailyen2026-09-06T13:34:11-04:00How many faces of a solid can one "see"?https://liberty.io/second-order-linear-odes-and-analytic-coefficients.htmlBuzz Spill Dailyen2026-09-06T13:32:52-04:00Second order linear ODEs and analytic coefficientshttps://liberty.io/how-can-we-minimize-a-function-of-two-variables.htmlBuzz Spill Dailyen2026-09-06T13:25:01-04:00How can we minimize a function of two variables?https://liberty.io/measure-theory-semifinite-measure-folland-problem-1-14-duplicate.htmlBuzz Spill Dailyen2026-09-06T13:21:05-04:00Measure Theory - Semifinite Measure - Folland Problem 1.14 [duplicate]