Bibliothèque numérique de fonctions mathématiques du NIST (DLMF)
The NIST Digital Library of Mathematical Functions (DLMF) serves as the authoritative, peer-reviewed successor to the Abramowitz and Stegun Handbook
Calcul
Calculateur de prix pour le moulage et l'injection de matières plastiques
Great for rapid estimations of the cost of your next plastic injected part. It has a nice database of plastic
Calculatrice scientifique GeoGebra
Basic but does it well, with history, fractions and all features you want from a scientific calculator: GeoGebra Scientific is
FEM gratuit à installer ou en ligne
FEM software. Install is normally required (Mac, Windows, Linux) … but an online version is available (look at the right
Feuille de calcul collaborative en ligne Framacalc
Not the most feature-rich spreadsheet, but ZERO install or registration: Framacalc is a collaborative, web-based spreadsheet service hosted by Framasoft
Calculatrices audio et sonores MH-Audio (Archives)
A very good resource for online Audio Calculators, classified into 6 categories: Loudspeaker Crossover Acoustic Electronic Turntable Various that really
L'Encyclopédie en ligne des séquences d'entiers (OEIS)
The largest online integer sequences database, searchable. It provides a searchable interface to identify sequences by numerical terms, keywords, or
Convertisseur d'unités en ligne
Efficient and well organised (be sure to look at the “by Family” drop-down and not stay at the “Most Popular”
Référence scientifique Wolfram Alpha – Calcul
Fournit des informations sur l'ingénierie, des techniques de résolution de problèmes et des mathématiques, le tout grâce à un puissant moteur de recherche : WolframAlpha fonctionne comme un
Tableaux statistiques
Provides all the statistical tables when MS Excel has no formula to compute it automatically. All these tables here are