Whether you're shooting APS-C or full frame, these are the best lenses we've tested for Sony mirrorless cameras. From wide-angle zooms to telephoto primes, we cover all your needs.

In the realm of palindromic primes, 11 is the only one with an even number of digits. Every other palindrome having an even number of digits is divisible by 11 and so can’t be prime.

More information: Han-Lin Li et al, The Periodic Table of Primes, SSRN Electronic Journal (2024). DOI: 10.2139/ssrn.4742238 Provided by City University of Hong Kong ...

We introduce a refinement of the GPY sieve method for studying prime k-tuples and small gaps between primes. This refinement avoids previous limitations of the method and allows us to show that for ...

Jonathan M. Fraser, Almost Arithmetic Progressions in the Primes and Other Large Sets, The American Mathematical Monthly, Vol. 126, No. 6 (JUNE-JULY 2019), pp. 553-558 ...