7 ms·
It's the Pochhammer symbol as defined on page 2 of the PDF. https://en.wikipedia.org/wiki/Falling_and_rising_factorials https://en.wikipedia.org/wiki/Falling_an
by yorwba 2y ago
It's the Pochhammer symbol as defined on page 2 of the PDF. https://en.wikipedia.org/wiki/Falling_and_rising_factorials https://en.wikipedia.org/wiki/Falling_and_rising_factorials
- ano-ther 2y agoThanks