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root/radiance/ray/src/cal/cal/quadratic.cal
Revision: 1.2
Committed: Wed Nov 21 18:10:45 2018 UTC (5 years, 6 months ago) by greg
Branch: MAIN
CVS Tags: rad5R4, rad5R3, HEAD
Changes since 1.1: +1 -0 lines
Log Message:
Added missing RCSid tag

File Contents

# User Rev Content
1 greg 1.2 { RCSid $Id$ }
2 greg 1.1 {
3     quadratic.cal - solve quadratic equation:
4    
5     Ax^2 + Bx + C = 0
6     }
7    
8     determ = B*B - 4*A*C;
9    
10     root1 = (-B + sqrt(determ))/2/A;
11    
12     root2 = (-B - sqrt(determ))/2/A;