Results 1 to 10 of about 176,132 (261)

Experts’ understanding of partial derivatives using the partial derivative machine [PDF]

open access: yesPhysical Review Special Topics. Physics Education Research, 2015
[This paper is part of the Focused Collection on Upper Division Physics Courses.] Partial derivatives are used in a variety of different ways within physics.
David Roundy   +6 more
doaj   +5 more sources

PLANEJAMENTO DE MISTURAS E VISUALIZAÇÃO DA REGIÃO ÓTIMA COM PLANILHAS NO EXCEL: UM TUTORIAL

open access: yesQuímica Nova, 2021
MIXTURE DESIGN AND OPTIMUM REGION VISUALIZATION WITH SPREADSHEETS AT EXCEL: A TUTORIAL. This tutorial shows how to perform the data treatment for mixture design with two and multiple responses. Two data sets from the literature were used to exemplify the
Felipe Ferri Hilário   +3 more
doaj   +1 more source

Measurability of Partial Derivatives [PDF]

open access: yesProceedings of the American Mathematical Society, 1977
Let f be a real function defined in R n
Marcus, Moshe, Mizel, Victor J.
openaire   +2 more sources

Modeling the dynamics of two-factor socio-economic states through mappings close to extension

open access: yesВестник университета, 2022
A new way of developing a mathematical model of the dynamics of the factors forming the considered social, political, economic, ecological or other space of life activity of society, depending on local changes in parameters affecting these factors, is ...
V. V. Egorov
doaj   +1 more source

Generalized Approach to Differentiability

open access: yesMathematics, 2022
In the traditional approach to differentiability, found in almost all university textbooks, this notion is considered only for interior points of the domain of function or for functions with an open domain.
Nikola Koceić-Bilan, Snježana Braić
doaj   +1 more source

Solutions of (2+1)-D & (3+1)-D Burgers Equations by New Laplace Variational Iteration Technique

open access: yesAxioms, 2023
The new Laplace variational iterative method is used in this research for solving the (2+1)-D and (3+1)-D Burgers equations. This technique relies on the modified variational iteration method and the Laplace transform.
Gurpreet Singh   +4 more
doaj   +1 more source

On the complexity of partial derivatives

open access: yesCoRR, 2016
The method of partial derivatives is one of the most successful lower bound methods for arithmetic circuits. It uses as a complexity measure the dimension of the span of the partial derivatives of a polynomial. In this paper, we consider this complexity measure as a computational problem: for an input polynomial given as the sum of its nonzero ...
Garcia-Marco, Ignacio   +3 more
openaire   +5 more sources

Combinatorics of Partial Derivatives [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2006
The natural forms of the Leibniz rule for the $k$th derivative of a product and of Faà di Bruno's formula for the $k$th derivative of a composition involve the differential operator $\partial^k/\partial x_1 \cdots \partial x_k$ rather than $d^k/dx^k$, with no assumptions about whether the variables $x_1,\dots,x_k$ are all distinct, or all identical, or
openaire   +3 more sources

The complexity of partial derivatives

open access: yesTheoretical Computer Science, 1983
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Walter Baur, Volker Strassen
openaire   +3 more sources

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