Details

Time bar (total: 8.3s)

sample21.0ms

Algorithm
intervals
Results
8.0ms283×body80valid

simplify524.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01011
12111
23411
35411
48611
511611
614411
716111
818711
922111
1028711
1137611
1242211
1350011
1452211
done52211

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.5b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* y (/ (- z t) (- z a))))
0.0b
(/ (- z t) (- z a))
2.4b
(* y (/ (- z t) (- z a)))

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
2.0ms
(+ x (* y (/ (- z t) (- z a))))
10.0ms
(/ (- z t) (- z a))
22.0ms
(* y (/ (- z t) (- z a)))

series353.0ms

Counts
3 → 9
Calls
3 calls:
75.0ms
(+ x (* y (/ (- z t) (- z a))))
43.0ms
(/ (- z t) (- z a))
236.0ms
(* y (/ (- z t) (- z a)))

simplify1.5s

Counts
122 → 122
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01621555
14241454
211211368
336121368
done50011366

prune265.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ y (- z a))
0.0b
(+ x (* 1 (* (- z t) (/ y (- z a)))))
11.1b
(* (- z t) (/ y (- z a)))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
40×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
21×associate-*r*
10×add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1 associate-*l* associate-/r* add-log-exp
flip3-- associate-/r/ flip--
associate-/l*
cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv unswap-sqr
+-commutative frac-2neg flip3-+ associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+ distribute-lft-out
Counts
3 → 95
Calls
3 calls:
5.0ms
(/ y (- z a))
3.0ms
(+ x (* 1 (* (- z t) (/ y (- z a)))))
23.0ms
(* (- z t) (/ y (- z a)))

series155.0ms

Counts
3 → 9
Calls
3 calls:
28.0ms
(/ y (- z a))
70.0ms
(+ x (* 1 (* (- z t) (/ y (- z a)))))
57.0ms
(* (- z t) (/ y (- z a)))

simplify839.0ms

Counts
104 → 104
Iterations

Useful iterations: 2 (135.0ms)

IterNodesCost
01581260
13831149
213461071
done50001071

prune247.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)
2.1b
(* (- z t) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- z a)) (cbrt (- z a)))))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
22×add-exp-log
14×add-sqr-sqrt add-cbrt-cube
13×associate-*r*
12×cbrt-div
11×*-un-lft-identity
cbrt-prod add-cube-cbrt prod-exp cbrt-unprod
flip3-- associate-/r/ flip--
pow1 frac-times
associate-*l*
cbrt-undiv div-exp associate-*l/ add-log-exp
pow1/3 associate-*r/
times-frac unswap-sqr
pow-prod-down *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 77
Calls
4 calls:
0.0ms
(cbrt y)
0.0ms
(cbrt y)
0.0ms
(cbrt y)
42.0ms
(* (- z t) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- z a)) (cbrt (- z a)))))

series778.0ms

Counts
4 → 12
Calls
4 calls:
178.0ms
(cbrt y)
182.0ms
(cbrt y)
176.0ms
(cbrt y)
242.0ms
(* (- z t) (/ (* (cbrt y) (cbrt y)) (* (cbrt (- z a)) (cbrt (- z a)))))

simplify702.0ms

Counts
89 → 89
Iterations

Useful iterations: 2 (178.0ms)

IterNodesCost
01881444
15081372
219781068
done50001068

prune342.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (- z t) y)
0.0b
(/ 1 (- z a))
0.0b
(+ x (* 1 (* (* (- z t) y) (/ 1 (- z a)))))
11.0b
(* (* (- z t) y) (/ 1 (- z a)))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
42×*-un-lft-identity
32×add-exp-log
30×times-frac
25×add-cube-cbrt
24×associate-*r*
20×add-cbrt-cube
13×prod-exp
12×pow1
associate-*l/ distribute-lft-out-- difference-of-squares
cbrt-unprod
div-exp associate-*l* add-log-exp
flip3-- associate-/r* flip--
pow-prod-down associate-/r/
cbrt-undiv rec-exp 1-exp associate-/l*
frac-times *-commutative div-inv
+-commutative pow-flip frac-2neg flip3-+ associate-*r/ clear-num sum-log un-div-inv flip-+ distribute-lft-out inv-pow unswap-sqr
Counts
4 → 125
Calls
4 calls:
15.0ms
(* (- z t) y)
9.0ms
(/ 1 (- z a))
5.0ms
(+ x (* 1 (* (* (- z t) y) (/ 1 (- z a)))))
49.0ms
(* (* (- z t) y) (/ 1 (- z a)))

series192.0ms

Counts
4 → 12
Calls
4 calls:
28.0ms
(* (- z t) y)
38.0ms
(/ 1 (- z a))
68.0ms
(+ x (* 1 (* (* (- z t) y) (/ 1 (- z a)))))
59.0ms
(* (* (- z t) y) (/ 1 (- z a)))

simplify1.1s

Counts
137 → 137
Iterations

Useful iterations: 2 (256.0ms)

IterNodesCost
01851660
14981332
216451184
done50011184

prune260.0ms

Pruning

5 alts after pruning (1 fresh and 4 done)

Merged error: 0.0b

regimes203.0ms

Accuracy

0% (0.9b remaining)

Error of 0.9b against oracle of 0.0b and baseline of 0.9b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
01831
12429
done2429

end0.0ms

sample534.0ms

Algorithm
intervals
Results
270.0ms8765×body80valid
0.0msbody1280valid
0.0msbody640valid
0.0msbody320valid