# Letter after upsilon

This time we are looking on the **crossword puzzle clue** for: *Letter after upsilon.*

it’s A 20 letters **crossword definition**.

Next time when searching the web for a clue, try using the search term “Letter after upsilon crossword” or “Letter after upsilon crossword clue” when searching for help with your puzzles. Below you will find the possible answers for Letter after upsilon.

We hope you found what you needed!

If you are still unsure with some definitions, don’t hesitate to search them here with our crossword puzzle solver.

## Possible Answers:
**PHI**.

**PHI**.

Last seen on: –Daily Boston Globe Crossword Answers Monday, March 27, 2023

–Thomas Joseph – King Feature Syndicate Crossword – Oct 6 2022

–LA Times Crossword 27 Oct 21, Wednesday

–USA Today Crossword – May 9 2020

Wall Street Journal Crossword – April 28 2020 – Double Down

### Random information on the term “PHI”:

In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. The figure on the right illustrates the geometric relationship. Expressed algebraically, for quantities a and b with a > b > 0,

where the Greek letter phi ( φ {\displaystyle \varphi } or ϕ {\displaystyle \phi } ) represents the golden ratio.[a] It is an irrational number that is a solution to the quadratic equation x 2 − x − 1 = 0 {\displaystyle x^{2}-x-1=0} , with a value of:

The golden ratio is also called the golden mean or golden section (Latin: sectio aurea). Other names include extreme and mean ratio, medial section, divine proportion, divine section (Latin: sectio divina), golden proportion, golden cut, and golden number.