6.237 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.881 * * * [progress]: [2/2] Setting up program.
0.886 * [progress]: [Phase 2 of 3] Improving.
0.886 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (cosh x) (cosh y)) (* (* (cos (- a b)) (sinh x)) (sinh y)))
0.888 * * [simplify]: iteration  0 :  38  enodes  (cost  10 )
0.891 * * [simplify]: iteration  1 :  92  enodes  (cost  10 )
0.893 * * [simplify]: iteration  2 :  259  enodes  (cost  10 )
0.897 * * [simplify]: iteration  3 :  792  enodes  (cost  10 )
0.909 * * [simplify]: iteration  4 :  3067  enodes  (cost  10 )
0.948 * * [simplify]: iteration  5 :  5002  enodes  (cost  10 )
0.949 * [simplify]: Simplified to:
   (- (* (cosh x) (cosh y)) (* (* (cos (- a b)) (sinh x)) (sinh y)))
0.949 * [progress]: [Phase 3 of 3] Extracting.
0.953 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (cosh x) (cosh y)) (* (* (cos (- a b)) (sinh x)) (sinh y)))
0.954 * * [simplify]: iteration  0 :  17  enodes  (cost  10 )
0.954 * * [simplify]: iteration  1 :  17  enodes  (cost  10 )
0.954 * [simplify]: Simplified to:
   (- (* (cosh x) (cosh y)) (* (* (cos (- a b)) (sinh x)) (sinh y)))
29.767 * [regime-testing]: End program error score: 0.021019139837170856