Audio Signal Processing

Audio Signal Processing

This Special Issue gathers 20 fine contributions on audio signal processing, a topic which belongs to the Applied Acoustics section in this journal, Applied Sciences. These articles include revised and extended versions of three papers which won Best Paper Awards at...
Elementary Calculus: An Infinitesimal Approach

Elementary Calculus: An Infinitesimal Approach

While arithmetic deals with sums, differences, products, and quotients, calculus deals with derivatives and integrals. The derivative and integral can be described in everyday language in .terms of an automobile trip. An automobile instrument panel has a speedometer...
19 Sites With Free Textbooks

19 Sites With Free Textbooks

This is a collection of free and open textbooks which by various parties and educational organizations from all over the world. Their objectives are plain and simple – to create an avenue and platform where all students can gain access to learning materials for...