Details

Time bar (total: 37.6s)

sample117.0ms

Algorithm
intervals
Results
38.0ms272×body80valid

simplify721.0ms

Counts
1 → 1
Iterations
IterNodes
done241
8241
7230
6201
5169
4123
380
244
120
010

prune186.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.4b

localize50.0ms

Local error

Found 2 expressions with local error:

1.2b
(- (* y z) (* t z))
5.0b
(/ (* x 2.0) (- (* y z) (* t z)))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log add-cbrt-cube
4×add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac associate-/r* add-log-exp
3×distribute-rgt-out--
2×pow1 cbrt-undiv expm1-log1p-u flip3-- div-exp associate-/r/ flip-- log1p-expm1-u
1×sub-neg frac-2neg fma-neg diff-log prod-diff prod-exp clear-num cbrt-unprod div-inv associate-/l*
Counts
2 → 44
Calls
2 calls:
30.0ms
(- (* y z) (* t z))
51.0ms
(/ (* x 2.0) (- (* y z) (* t z)))

series646.0ms

Counts
2 → 6
Calls
2 calls:
69.0ms
(- (* y z) (* t z))
576.0ms
(/ (* x 2.0) (- (* y z) (* t z)))

simplify10.1s

Counts
50 → 50
Iterations
IterNodes
done5000
2910
1236
087

prune770.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (/ 2.0 z) (- y t))
4.7b
(* x (/ (/ 2.0 z) (- y t)))

rewrite171.0ms

Algorithm
rewrite-expression-head
Rules
232×times-frac
171×add-sqr-sqrt
162×*-un-lft-identity
108×add-cube-cbrt
71×associate-*r*
27×distribute-lft-out-- difference-of-squares
16×add-exp-log add-cbrt-cube
13×div-inv associate-/l*
6×cbrt-undiv div-exp
5×associate-/r*
4×pow1 associate-/r/
3×associate-*l* prod-exp cbrt-unprod unswap-sqr
2×expm1-log1p-u flip3-- flip-- log1p-expm1-u add-log-exp
1×frac-2neg associate-*r/ pow-prod-down clear-num *-commutative associate-/l/
Counts
2 → 197
Calls
2 calls:
31.0ms
(/ (/ 2.0 z) (- y t))
113.0ms
(* x (/ (/ 2.0 z) (- y t)))

series371.0ms

Counts
2 → 6
Calls
2 calls:
111.0ms
(/ (/ 2.0 z) (- y t))
253.0ms
(* x (/ (/ 2.0 z) (- y t)))

simplify4.2s

Counts
203 → 203
Iterations
IterNodes
done5001
22391
1754
0278

prune2.9s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

localize25.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (- y t) (/ 2.0 z))
5.0b
(/ x (/ (- y t) (/ 2.0 z)))

rewrite267.0ms

Algorithm
rewrite-expression-head
Rules
769×times-frac
457×add-sqr-sqrt *-un-lft-identity
325×add-cube-cbrt
83×associate-/r*
66×distribute-lft-out-- difference-of-squares
32×div-inv
16×add-exp-log add-cbrt-cube
9×cbrt-undiv div-exp
8×associate-/l*
6×associate-/r/
2×pow1 expm1-log1p-u frac-2neg clear-num log1p-expm1-u associate-/l/ add-log-exp
1×flip3-- div-sub flip--
Counts
2 → 405
Calls
2 calls:
44.0ms
(/ (- y t) (/ 2.0 z))
66.0ms
(/ x (/ (- y t) (/ 2.0 z)))

series236.0ms

Counts
2 → 6
Calls
2 calls:
85.0ms
(/ (- y t) (/ 2.0 z))
151.0ms
(/ x (/ (- y t) (/ 2.0 z)))

simplify4.9s

Counts
411 → 411
Iterations
IterNodes
done5001
11768
0603

prune4.5s

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 2.0 (- y t))
5.0b
(* (/ x z) (/ 2.0 (- y t)))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
43×times-frac
42×*-un-lft-identity
28×add-cube-cbrt
21×associate-*r*
16×add-exp-log add-cbrt-cube
13×associate-*l*
7×distribute-lft-out-- difference-of-squares
5×cbrt-undiv div-exp associate-/r*
4×pow1 prod-exp associate-/r/ cbrt-unprod unswap-sqr
3×div-inv associate-/l*
2×expm1-log1p-u flip3-- flip-- log1p-expm1-u add-log-exp
1×frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 99
Calls
2 calls:
22.0ms
(/ 2.0 (- y t))
63.0ms
(* (/ x z) (/ 2.0 (- y t)))

series180.0ms

Counts
2 → 6
Calls
2 calls:
85.0ms
(/ 2.0 (- y t))
94.0ms
(* (/ x z) (/ 2.0 (- y t)))

simplify3.6s

Counts
105 → 105
Iterations
IterNodes
done5005
21547
1429
0157

prune862.0ms

Pruning

7 alts after pruning (3 fresh and 4 done)

Merged error: 0b

regimes1.2s

Accuracy

79.4% (1.2b remaining)

Error of 1.2b against oracle of 0.0b and baseline of 5.7b

bsearch2.0ms

simplify8.0ms

Iterations
IterNodes
done27
127
020

end0.0ms

sample1.3s

Algorithm
intervals
Results
736.0ms8732×body80valid