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Functions / Mathematical Functions And Operators

atan2

Read the PG 18 manual

Inverse tangent of y/x, result in radians

Reading PG 18current·documented in 27 of 27 versions, 7.1 to 20

7.17.27.37.48.08.18.28.38.49.09.19.29.39.49.59.61011121314151617181920

Signatures & examples

atan2 ( y double precision, x double precision ) → double precision
Inverse tangent of y/x, result in radians
atan2(1, 0) → 1.5707963267948966
Version history 3
  1. 12 → 13 changed
  2. 8.2 → 8.3 changed
  3. 7.2 → 7.3 changed

Definition snapshot: b7bd9cda · English manual source