mathematical constant

special, usually real number, that is interesting or significant in some way

en-US/ˌmæθəˈmædɪkəl kɑŋˈstɑŋ/
en-GB/ˌmæθɪˈmætɪkəl ˈkɒnstənt/

الفئات:

numberdimensionless quantityconstant