VHDL Real Number Constants - 2022.1 English

Vivado Design Suite User Guide: Synthesis (UG901)

Document ID: UG901
Release Date: 2022-06-06
Version: 2022.1 English

The following table describes the VHDL real number constants.

Table 5-8: VHDL Real Number Constants
Constant	Value	Constant	Value
math_e	E	math_log_of_2	ln2
math_1_over_e	1/e	math_log_of_10	ln10
math_pi	Π	math_log2_of_e	log₂ e
math_2_pi	2π	math_log10_of_e	log₁₀ e
math_1_over_pi	1/ π	math_sqrt_2	√2
math_pi_over_2	π/2	math_1_oversqrt_2	1/√2
math_pi_over_3	π/3	math_sqrt_pi	√π
math_pi_over_4	π/4	math_deg_to_rad	2π/360
math_3_pi_over_2	3π/2	math_rad_to_deg	360/2π