If you work with PDF files regularly then a PDF editor is an indispensable tool. Whether it’s part of your job, you manage PDF files for your own personal use, or you just need to complete a one-off ...

In 1994, an earthquake of a proof shook up the mathematical world. The mathematician Andrew Wiles had finally settled Fermat’s Last Theorem, a central problem in number theory that had remained open ...

The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...

PDF Candy is an impressive free PDF editor that includes many capabilities you’d only expect in a paid tool. Editor’s note: This review was updated April 3, 2025 to reflect the most current features ...

After testing over 20 top apps, these are the best PDF readers for Android phones and tablets - and better still, all of them are available on desktop computers, too. In my experience, Foxit's PDF app ...

This is a preview. Log in through your library . Journal Information Annals of Mathematics, a distinguished journal of research papers in pure mathematics, was founded in 1884. Annals of Mathematics ...

Class 11 Latest NCERT Maths Textbook: Recently, there have been a lot of changes taking place in the syllabus of educational boards in regard to the latest National Education Policy. Due to changes ...

A mathematician will turn a groundbreaking 100-page proof into computer code. The proof tool, Lean, lets users turn proofs written in prose into rules and logic for testing. Kevin Buzzard already uses ...

PDF reader apps have always been a pain in the neck. Generally speaking, there are two primary use cases for PDF files. The first is for business, where you can create PDF forms and have people fill ...

remove-circle Internet Archive's in-browser bookreader "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see ...