Details

Time bar (total: 19.3s)

sample56.0ms

Algorithm
intervals
Results
17.0ms264×body80valid
4.0ms16×body640valid
2.0msbody1280valid
1.0msbody320valid
1.0ms10×body160valid

simplify1.9s

Counts
1 → 1
Iterations
IterNodes
done5000
63616
5935
4334
3122
244
123
011

prune12.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 9.7b

localize23.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- t x) (- a z))
3.2b
(+ x (* (- y z) (/ (- t x) (- a z))))
5.7b
(* (- y z) (/ (- t x) (- a z)))

rewrite85.0ms

Algorithm
rewrite-expression-head
Rules
78×add-sqr-sqrt
73×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
23×distribute-lft-out-- difference-of-squares
10×add-cbrt-cube add-exp-log
pow1 associate-/r* flip3-- associate-*l* flip-- associate-/l* add-log-exp
associate-/r/
frac-times cbrt-undiv div-exp associate-*l/ prod-exp cbrt-unprod div-inv unswap-sqr associate-/l/
+-commutative clear-num sum-log frac-2neg flip3-+ div-sub pow-prod-down associate-*r/ *-commutative flip-+
Counts
3 → 119
Calls
3 calls:
19.0ms
(/ (- t x) (- a z))
6.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
54.0ms
(* (- y z) (/ (- t x) (- a z)))

series529.0ms

Counts
3 → 9
Calls
3 calls:
88.0ms
(/ (- t x) (- a z))
268.0ms
(+ x (* (- y z) (/ (- t x) (- a z))))
172.0ms
(* (- y z) (/ (- t x) (- a z)))

simplify1.5s

Counts
128 → 128
Iterations
IterNodes
done5002
22689
1500
0183

prune774.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.9b

localize28.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- t x))
0.6b
(cbrt (- t x))
1.5b
(/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x)))))
7.8b
(+ x (* (/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
22×add-exp-log
16×add-sqr-sqrt *-un-lft-identity
14×add-cbrt-cube
10×cbrt-prod
cbrt-undiv div-exp
add-cube-cbrt
add-log-exp
times-frac associate-/l*
pow1 cbrt-div prod-exp cbrt-unprod distribute-lft-out-- difference-of-squares
flip3-- associate-/r/ flip--
pow1/3 associate-/l/
frac-times +-commutative clear-num associate-/r* sum-log frac-2neg flip3-+ div-sub associate-*l/ associate-*r/ flip-+ div-inv
Counts
4 → 78
Calls
4 calls:
3.0ms
(cbrt (- t x))
3.0ms
(cbrt (- t x))
45.0ms
(/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x)))))
5.0ms
(+ x (* (/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

series1.2s

Counts
4 → 12
Calls
4 calls:
183.0ms
(cbrt (- t x))
212.0ms
(cbrt (- t x))
590.0ms
(/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x)))))
224.0ms
(+ x (* (/ (- y z) (* (/ (cbrt (- a z)) (cbrt (- t x))) (/ (cbrt (- a z)) (cbrt (- t x))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

simplify823.0ms

Counts
90 → 90
Iterations
IterNodes
done5000
21759
1552
0208

prune584.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 3.9b

localize31.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (- a z))
0.5b
(cbrt (- a z))
2.8b
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
7.3b
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

rewrite148.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
59×*-un-lft-identity
52×times-frac
46×associate-*r*
37×cbrt-prod
27×add-cube-cbrt
25×add-exp-log
18×cbrt-div add-cbrt-cube
17×associate-*l*
16×distribute-lft-out-- difference-of-squares
10×associate-/r/
flip3-- flip--
prod-exp cbrt-unprod
cbrt-undiv div-exp
pow1 add-log-exp unswap-sqr
frac-times
associate-*l/ associate-*r/
pow1/3 div-inv
+-commutative sum-log flip3-+ pow-prod-down *-commutative flip-+
Counts
4 → 134
Calls
4 calls:
3.0ms
(cbrt (- a z))
3.0ms
(cbrt (- a z))
125.0ms
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
11.0ms
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

series1.0s

Counts
4 → 12
Calls
4 calls:
209.0ms
(cbrt (- a z))
163.0ms
(cbrt (- a z))
446.0ms
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
230.0ms
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

simplify1.7s

Counts
146 → 146
Iterations
IterNodes
done5000
23437
1755
0255

prune1.0s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 3.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (- a z))
0.2b
(* (- t x) (/ 1 (- a z)))
3.9b
(+ x (* (- y z) (* (- t x) (/ 1 (- a z)))))
5.7b
(* (- y z) (* (- t x) (/ 1 (- a z))))

rewrite157.0ms

Algorithm
rewrite-expression-head
Rules
50×add-sqr-sqrt
44×*-un-lft-identity
32×times-frac add-exp-log
25×add-cube-cbrt
22×associate-*r*
20×frac-times add-cbrt-cube
17×flip3-- flip--
13×prod-exp
12×pow1
10×associate-*l* associate-*l/ associate-*r/
distribute-lft-out-- difference-of-squares
cbrt-unprod
div-exp add-log-exp
associate-/r*
pow-prod-down associate-/r/ un-div-inv
cbrt-undiv rec-exp 1-exp associate-/l* unswap-sqr
*-commutative div-inv
+-commutative clear-num sum-log frac-2neg flip3-+ flip-+ pow-flip inv-pow
Counts
4 → 146
Calls
4 calls:
9.0ms
(/ 1 (- a z))
54.0ms
(* (- t x) (/ 1 (- a z)))
15.0ms
(+ x (* (- y z) (* (- t x) (/ 1 (- a z)))))
73.0ms
(* (- y z) (* (- t x) (/ 1 (- a z))))

series643.0ms

Counts
4 → 12
Calls
4 calls:
63.0ms
(/ 1 (- a z))
97.0ms
(* (- t x) (/ 1 (- a z)))
280.0ms
(+ x (* (- y z) (* (- t x) (/ 1 (- a z)))))
203.0ms
(* (- y z) (* (- t x) (/ 1 (- a z))))

simplify3.5s

Counts
158 → 158
Iterations
IterNodes
done5000
24376
1620
0221

prune704.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 3.2b

regimes518.0ms

Accuracy

17.5% (7.5b remaining)

Error of 11.0b against oracle of 3.5b and baseline of 12.6b

bsearch240.0ms

Steps
ItersRangePoint
9
1.507532718961738e+201
3.8461080361265226e+208
2.62858846270372e+201
8
-6.521223775255793e-52
-1.3820274861952056e-55
-2.411587565692805e-52
9
-9.191769695611713e+243
-5.914462922423594e+238
-5.8034266786300305e+240

simplify5.0ms

Iterations
IterNodes
done52
152
040

end0.0ms

sample1.9s

Algorithm
intervals
Results
685.0ms7739×body80valid
474.0ms473×body640valid
75.0ms283×body1280valid
71.0ms412×body320valid
30.0ms270×body160valid
5.0ms17×body2560valid