COTD - Mathematical Constants

A mathematical constant is a number, usually a real number, that arises naturally in mathematics.
Find the value of the constants given. eg: Pi = 3.14. Neglect the decimal and fill in 314.

Read the numbered clues given to the right. Click on the star to view an image clue. Type your answers in the appropriate numbered blocks. There are different clues for words placed ‘Across’ and ‘Down’. The more you answer the easier it gets.