List questions from discrete-calculus

Published on 25 Mar 2026 - 15:54

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Reference Request: Does there exist a definition for a "total finite difference" operator?

Published on 25 Mar 2026 - 15:54

42

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Reference Request: Numerical Integration of Interpolation Formulas

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92

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Solving 1D second order ODE BVP with dataset

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28

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Appropriate definition for the coalescent limit

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What does $\sum_{i_1=1}^n\sum_{i_2=1}^{i_1}\cdots \sum_{i_k=1}^{i_{k-1}} i_k^2$ equal?

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How to evaluate sums of the form $\sum_{i=a}^b f(i)g(i)$

Published on 25 Mar 2026 - 15:52

146

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4th order Runge Kutta method ODE problem

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44

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Is There a Finite Ratio Operator $_2\Delta$ so that $_2\Delta_n f(n) = \frac{f(n + 1)}{f(n)}$?

Published on 06 May 2026 - 5:59

188

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Modern books on discrete (finite difference) calculus?

Published on 25 Mar 2026 - 15:49

212

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Logistic equation - How to go from continuous form to discrete form?

Published on 25 Mar 2026 - 15:50

248

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Is there an $x$ such that $\cos(x)=\sin(x)=0$?

Published on 25 Mar 2026 - 15:51

282

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Leibniz' Rule for Finite Differences

Published on 25 Mar 2026 - 15:47

45

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Given a continuous function $f(t)$ when does the discrete function $f(\tau+1) = f(\tau) + F(\tau)$ models the same function?

Published on 25 Mar 2026 - 15:49

25

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A discrete difference computation

Published on 25 Mar 2026 - 15:54

List Question

Finite difference method boundary value problem

Reference Request: Does there exist a definition for a "total finite difference" operator?

Reference Request: Numerical Integration of Interpolation Formulas

Solving 1D second order ODE BVP with dataset

Appropriate definition for the coalescent limit

What does $\sum_{i_1=1}^n\sum_{i_2=1}^{i_1}\cdots \sum_{i_k=1}^{i_{k-1}} i_k^2$ equal?

How to evaluate sums of the form $\sum_{i=a}^b f(i)g(i)$

4th order Runge Kutta method ODE problem

Is There a Finite Ratio Operator $_2\Delta$ so that $_2\Delta_n f(n) = \frac{f(n + 1)}{f(n)}$?

Modern books on discrete (finite difference) calculus?

Logistic equation - How to go from continuous form to discrete form?

Is there an $x$ such that $\cos(x)=\sin(x)=0$?

Leibniz' Rule for Finite Differences

Given a continuous function $f(t)$ when does the discrete function $f(\tau+1) = f(\tau) + F(\tau)$ models the same function?

A discrete difference computation

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