Details

Time bar (total: 11.4s)

sample38.0ms

Algorithm
intervals
Results
18.0ms361×body80valid

simplify28.0ms

Counts
1 → 1
Iterations
IterNodes
done69
569
463
345
233
116
09

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.8b

localize19.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* x y) (* z t))
6.4b
(/ (- (* x y) (* z t)) a)

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
9×times-frac
4×add-cbrt-cube add-exp-log add-log-exp
3×associate-/r* associate-/l*
2×pow1 flip3-- flip-- associate-/l/
1×cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 42
Calls
2 calls:
6.0ms
(- (* x y) (* z t))
27.0ms
(/ (- (* x y) (* z t)) a)

series102.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(- (* x y) (* z t))
55.0ms
(/ (- (* x y) (* z t)) a)

simplify1.2s

Counts
48 → 48
Iterations
IterNodes
done5000
33873
2729
1210
080

prune251.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (/ x a) y) (/ z (/ a t)))
3.6b
(/ z (/ a t))
6.1b
(* (/ x a) y)

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
85×times-frac
58×add-sqr-sqrt
53×*-un-lft-identity add-cube-cbrt
13×associate-/r* add-cbrt-cube associate-*l* add-exp-log
6×div-inv
5×pow1 add-log-exp
4×cbrt-undiv div-exp
3×associate-*r* associate-/l*
2×associate-*l/ prod-exp cbrt-unprod unswap-sqr
1×clear-num sub-neg frac-2neg flip3-- diff-log pow-prod-down associate-/r/ *-commutative frac-sub flip--
Counts
3 → 115
Calls
3 calls:
20.0ms
(- (* (/ x a) y) (/ z (/ a t)))
7.0ms
(/ z (/ a t))
22.0ms
(* (/ x a) y)

series177.0ms

Counts
3 → 9
Calls
3 calls:
104.0ms
(- (* (/ x a) y) (/ z (/ a t)))
33.0ms
(/ z (/ a t))
40.0ms
(* (/ x a) y)

simplify1.7s

Counts
124 → 124
Iterations
IterNodes
done5000
22651
1585
0234

prune875.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize31.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (/ x a) y) (* z (/ t a)))
3.9b
(* z (/ t a))
6.1b
(* (/ x a) y)

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
20×times-frac
19×*-un-lft-identity add-cube-cbrt
16×associate-*r* associate-*l*
13×add-cbrt-cube add-exp-log
7×pow1
5×add-log-exp
4×prod-exp cbrt-unprod unswap-sqr
3×associate-*l/ associate-*r/
2×cbrt-undiv div-exp pow-prod-down *-commutative div-inv
1×sub-neg flip3-- diff-log frac-sub flip-- sub-div
Counts
3 → 78
Calls
3 calls:
9.0ms
(- (* (/ x a) y) (* z (/ t a)))
11.0ms
(* z (/ t a))
26.0ms
(* (/ x a) y)

series178.0ms

Counts
3 → 9
Calls
3 calls:
102.0ms
(- (* (/ x a) y) (* z (/ t a)))
36.0ms
(* z (/ t a))
39.0ms
(* (/ x a) y)

simplify905.0ms

Counts
87 → 87
Iterations
IterNodes
done5000
21726
1397
0155

prune501.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ y (/ a x)) (/ z (/ a t)))
3.6b
(/ z (/ a t))
6.8b
(/ y (/ a x))

rewrite146.0ms

Algorithm
rewrite-expression-head
Rules
184×times-frac
125×add-sqr-sqrt
109×*-un-lft-identity
89×add-cube-cbrt
26×associate-/r*
13×add-cbrt-cube add-exp-log
12×div-inv
9×difference-of-squares
6×cbrt-undiv div-exp associate-/l* distribute-lft-out--
5×add-log-exp
3×pow1
2×clear-num frac-2neg associate-/r/
1×sub-neg flip3-- diff-log frac-sub flip--
Counts
3 → 168
Calls
3 calls:
114.0ms
(- (/ y (/ a x)) (/ z (/ a t)))
13.0ms
(/ z (/ a t))
11.0ms
(/ y (/ a x))

series147.0ms

Counts
3 → 9
Calls
3 calls:
99.0ms
(- (/ y (/ a x)) (/ z (/ a t)))
22.0ms
(/ z (/ a t))
26.0ms
(/ y (/ a x))

simplify1.3s

Counts
177 → 177
Iterations
IterNodes
done5002
23564
1838
0331

prune1.2s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes865.0ms

Accuracy

90.5% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 7.4b

bsearch2.0ms

simplify5.0ms

Iterations
IterNodes
done27
127
020

end0.0ms

sample1.4s

Algorithm
intervals
Results
787.0ms11297×body80valid