Details

Time bar (total: 13.2s)

sample40.0ms

Algorithm
intervals
Results
17.0ms261×body80valid

simplify42.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01517
12617
23817
34617
44817
done4817

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.9b

localize34.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (+ a 1.0) (/ (* y b) t))
4.8b
(/ (* y b) t)
5.4b
(/ (* y z) t)
12.4b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

rewrite155.0ms

Algorithm
rewrite-expression-head
Rules
61×*-un-lft-identity
26×times-frac
24×distribute-lft-out
19×add-sqr-sqrt add-cube-cbrt
16×add-exp-log add-cbrt-cube
11×associate-/r*
add-log-exp
associate-/l*
cbrt-undiv flip3-+ div-exp flip-+
pow1 frac-add associate-/r/
frac-2neg clear-num sum-log div-inv
prod-exp cbrt-unprod associate-/l/
+-commutative associate-+l+
Counts
4 → 106
Calls
4 calls:
40.0ms
(+ (+ a 1.0) (/ (* y b) t))
10.0ms
(/ (* y b) t)
10.0ms
(/ (* y z) t)
89.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

series221.0ms

Counts
4 → 12
Calls
4 calls:
34.0ms
(+ (+ a 1.0) (/ (* y b) t))
21.0ms
(/ (* y b) t)
21.0ms
(/ (* y z) t)
145.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

simplify921.0ms

Counts
118 → 118
Iterations

Useful iterations: done (917.0ms)

IterNodesCost
01871935
14671857
217031721
done50001713

prune508.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 11.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (+ a 1.0) (* (* y b) (/ 1 t)))
4.8b
(* (* y b) (/ 1 t))
5.4b
(/ (* y z) t)
12.4b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

rewrite192.0ms

Algorithm
rewrite-expression-head
Rules
33×add-exp-log
30×*-un-lft-identity
24×times-frac
23×add-cbrt-cube
22×add-sqr-sqrt add-cube-cbrt
13×associate-*r* prod-exp
pow1 add-log-exp
frac-add
flip3-+ div-exp cbrt-unprod flip-+
associate-/r* associate-/r/
cbrt-undiv associate-*r/ un-div-inv associate-/l*
distribute-lft-out
pow-prod-down sum-log div-inv
rec-exp frac-2neg 1-exp clear-num associate-/l/
+-commutative associate-+l+ associate-*l* *-commutative
Counts
4 → 115
Calls
4 calls:
36.0ms
(+ (+ a 1.0) (* (* y b) (/ 1 t)))
40.0ms
(* (* y b) (/ 1 t))
16.0ms
(/ (* y z) t)
96.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

series228.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(+ (+ a 1.0) (* (* y b) (/ 1 t)))
28.0ms
(* (* y b) (/ 1 t))
21.0ms
(/ (* y z) t)
143.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

simplify1.3s

Counts
127 → 127
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02302186
15911870
221121696
done50011680

prune477.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 11.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.6b
(/ 1 (/ t (* y b)))
4.6b
(/ t (* y b))
5.4b
(/ (* y z) t)
12.4b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ t (* y b)))))

rewrite218.0ms

Algorithm
rewrite-expression-head
Rules
93×*-un-lft-identity
67×times-frac
38×distribute-lft-out
37×add-exp-log add-sqr-sqrt add-cube-cbrt
25×add-cbrt-cube
18×associate-/r* div-inv
17×div-exp
11×associate-/l*
10×cbrt-undiv
pow1 prod-exp associate-/r/
frac-2neg clear-num add-log-exp
rec-exp flip3-+ 1-exp cbrt-unprod flip-+
frac-add associate-/l/
pow-flip inv-pow
Counts
4 → 155
Calls
4 calls:
17.0ms
(/ 1 (/ t (* y b)))
8.0ms
(/ t (* y b))
15.0ms
(/ (* y z) t)
162.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ t (* y b)))))

series245.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(/ 1 (/ t (* y b)))
23.0ms
(/ t (* y b))
30.0ms
(/ (* y z) t)
154.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ t (* y b)))))

simplify1.2s

Counts
167 → 167
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02422680
15832463
218532113
done50012093

prune540.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 11.0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.6b
(/ 1 (/ (/ t y) b))
3.1b
(/ (/ t y) b)
5.4b
(/ (* y z) t)
12.4b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ (/ t y) b))))

rewrite347.0ms

Algorithm
rewrite-expression-head
Rules
499×times-frac
301×*-un-lft-identity
245×add-sqr-sqrt add-cube-cbrt
56×associate-/r*
38×distribute-lft-out
37×add-exp-log
34×div-inv
25×add-cbrt-cube
21×div-exp associate-/l*
12×cbrt-undiv
pow1 associate-/r/
frac-2neg clear-num add-log-exp
rec-exp flip3-+ 1-exp flip-+ associate-/l/
frac-add
pow-flip prod-exp cbrt-unprod inv-pow
Counts
4 → 348
Calls
4 calls:
22.0ms
(/ 1 (/ (/ t y) b))
16.0ms
(/ (/ t y) b)
10.0ms
(/ (* y z) t)
268.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ (/ t y) b))))

series244.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(/ 1 (/ (/ t y) b))
23.0ms
(/ (/ t y) b)
26.0ms
(/ (* y z) t)
171.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ 1 (/ (/ t y) b))))

simplify2.1s

Counts
360 → 360
Iterations

Useful iterations: done (2.1s)

IterNodesCost
05486253
112845498
230074720
done50004660

prune1.2s

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 10.0b

regimes654.0ms

Accuracy

52.1% (2.6b remaining)

Error of 12.9b against oracle of 10.3b and baseline of 15.7b

bsearch201.0ms

Steps
ItersRangePoint
9
3.0277485137767368e+53
2.7765359240661285e+61
3.07869364387504e+59
7
-4.24910696022173e-16
-3.55692249719555e-18
-3.591884767125234e-16

simplify9.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
03667
14767
done4767

end0.0ms

sample2.0s

Algorithm
intervals
Results
783.0ms8284×body80valid