English: Return one of the common constants: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (infinity).
Translation: Ad d-yerr yiwet seg tmezgiyin yettwasnen : π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), neɣ ∞ (ifeḍ).