Book for Slovenian students of the School of Engineering and Management.
Book for Slovenian students of the School of Engineering and Management.
I. Cristea, H. Bordbar, A. Linzi. Matematika za gospodarski inženiring. V Novi Gorici: Založba Univerze. ISBN: 978-961-7025-41-5. Pressbooks, 2024. LINK
A gentle introduction for beginners by Peter Flynn:
A book on LaTeX by Victor Eijkhout available online for free:
Three very useful texts (in Italian) on LaTeX by Lorenzo Pantieri which I still consult very often:
The dedicated webpage by David R. Wilkins:
The dedicated webpage by Prof. Gianluca Gorni:
[...] All such expressions as √-1, √-2, √-3, √-4 &c. are consequently impossible, or imaginary numbers, since they represent roots of negative quantities; and of such numbers we may truly assert that they are neither nothing, nor greater than nothing, nor less than nothing; which necessarily constitutes them imaginary, or impossible. [...]
Leonhard Euler. Elements of Algebra (Translation from French). Chapter XIII, page 43, paragraph 144.