value of GRAD angle mode, thought experiment

[Gerson W. Barbosa]

(03-05-2023 01:00 PM)Andres Wrote:  From time to time I found GRAD useable, but not as much as to pay a large difference for it. Is easy to do a scale operation ( 10 / 9 *) or (9 / 10 *) to convert GRAD "to" and "from" DEG.

As far as I can remember, I have never used GRAD in all my life. Anyway, I decided to offer it for free, together with all the rest, as its implementation would not cost one single programming step:

(12c Platinum) Fast & Accurate Trigonometric Functions

  SIN:  R/S
  COS:  g GTO 090 R/S     
  TAN:  g GTO 100 RS            
 ASIN:  g GTO 137 R/S      
 ACOS:  g GTO 157 R/S        
 ATAN:  g GTO 177 R/S 

 DEG:   g GTO 270 R/S
 RAD:   g GTO 272 R/S
GRAD:   .9 1/x STO .0

Gerson.