Details

Time bar (total: 39.2s)

sample472.0ms

Algorithm
intervals
Results
149.0ms72×body2560valid
126.0ms30×body5120valid
101.0ms125×body1280valid
42.0ms80×body640valid
15.0ms83×body80valid
11.0ms31×body320valid
6.0ms25×body160valid

simplify1.7s

Counts
1 → 1
Iterations

Useful iterations: 4 (270.0ms)

IterNodesCost
01925
14425
214325
371223
4389421
done500121

prune15.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 39.1b

localize19.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (sin k) (tan k))
0.6b
(* (pow (/ k t) 2.0) (* (sin k) (tan k)))
13.6b
(/ (pow t 3.0) (* l l))
27.8b
(/ (/ 2.0 (/ (pow t 3.0) (* l l))) (* (pow (/ k t) 2.0) (* (sin k) (tan k))))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
405×add-exp-log
213×div-exp
162×times-frac
139×prod-exp
70×add-cbrt-cube
62×add-sqr-sqrt
60×add-cube-cbrt *-un-lft-identity
56×pow-exp
45×associate-/l*
38×pow-to-exp
37×unpow-prod-down
29×cbrt-undiv
20×associate-*l* cbrt-unprod
11×div-inv
sqr-pow
pow1
associate-*r/
associate-*r* add-log-exp
tan-quot associate-/r/
frac-2neg clear-num associate-/r* *-commutative
pow-prod-down associate-/l/ unswap-sqr
Counts
4 → 262
Calls
4 calls:
7.0ms
(* (sin k) (tan k))
20.0ms
(* (pow (/ k t) 2.0) (* (sin k) (tan k)))
5.0ms
(/ (pow t 3.0) (* l l))
27.0ms
(/ (/ 2.0 (/ (pow t 3.0) (* l l))) (* (pow (/ k t) 2.0) (* (sin k) (tan k))))

series1.0s

Counts
4 → 12
Calls
4 calls:
41.0ms
(* (sin k) (tan k))
239.0ms
(* (pow (/ k t) 2.0) (* (sin k) (tan k)))
182.0ms
(/ (pow t 3.0) (* l l))
575.0ms
(/ (/ 2.0 (/ (pow t 3.0) (* l l))) (* (pow (/ k t) 2.0) (* (sin k) (tan k))))

simplify422.0ms

Counts
274 → 274
Iterations

Useful iterations: done (414.0ms)

IterNodesCost
04696220
113875736
done50005701

prune792.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 15.6b

localize28.0ms

Local error

Found 4 expressions with local error:

0.3b
(pow (sin k) 2)
5.0b
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
7.1b
(* (pow k 2.0) (pow t 1.0))
15.2b
(* (pow (/ 1 (* (pow k 2.0) (pow t 1.0))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

rewrite105.0ms

Algorithm
rewrite-expression-head
Rules
1597×add-exp-log
1095×prod-exp
882×pow-exp
668×div-exp
492×pow-to-exp
130×rec-exp 1-exp
37×add-sqr-sqrt
32×unpow-prod-down
20×add-cube-cbrt *-un-lft-identity add-cbrt-cube
19×times-frac associate-*r*
18×associate-*l*
14×sqr-pow
12×unswap-sqr
associate-/r*
cbrt-unprod
pow1
cbrt-undiv unpow2 add-log-exp
pow-unpow div-inv
*-commutative
pow-pow frac-2neg associate-*r/ clear-num associate-/l*
Counts
4 → 567
Calls
4 calls:
1.0ms
(pow (sin k) 2)
6.0ms
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
8.0ms
(* (pow k 2.0) (pow t 1.0))
34.0ms
(* (pow (/ 1 (* (pow k 2.0) (pow t 1.0))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

series1.1s

Counts
4 → 12
Calls
4 calls:
19.0ms
(pow (sin k) 2)
91.0ms
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
339.0ms
(* (pow k 2.0) (pow t 1.0))
657.0ms
(* (pow (/ 1 (* (pow k 2.0) (pow t 1.0))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

simplify2.3s

Counts
579 → 579
Iterations

Useful iterations: 2 (975.0ms)

IterNodesCost
043814412
1118812754
2360712085
done500012085

prune620.0ms

Pruning

19 alts after pruning (18 fresh and 1 done)

Merged error: 11.9b

localize25.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
0.3b
(pow (sin k) 2)
5.0b
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
15.2b
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

rewrite299.0ms

Algorithm
rewrite-expression-head
Rules
5603×add-exp-log
4515×prod-exp
3078×pow-exp
2032×div-exp
1869×pow-to-exp
434×rec-exp 1-exp
27×add-cbrt-cube
23×add-sqr-sqrt
22×times-frac
20×unpow-prod-down
18×add-cube-cbrt *-un-lft-identity
12×associate-*r*
11×associate-*l*
associate-/r*
cbrt-unprod
cbrt-undiv
pow1 sqr-pow
div-inv associate-/l* unpow2 add-log-exp
pow-unpow unswap-sqr
frac-2neg clear-num
pow-flip pow-pow associate-*r/ *-commutative inv-pow
Counts
4 → 1460
Calls
4 calls:
22.0ms
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
1.0ms
(pow (sin k) 2)
6.0ms
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
64.0ms
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

series1.1s

Counts
4 → 12
Calls
4 calls:
343.0ms
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
19.0ms
(pow (sin k) 2)
89.0ms
(/ (* (cos k) (pow l 2)) (pow (sin k) 2))
646.0ms
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (* (cos k) (pow l 2)) (pow (sin k) 2)))

simplify5.5s

Counts
1472 → 1472
Iterations

Useful iterations: 2 (2.6s)

IterNodesCost
059750343
1175233118
2432331574
done500031574

prune577.0ms

Pruning

19 alts after pruning (19 fresh and 0 done)

Merged error: 11.1b

localize26.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
1.8b
(/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k))
3.0b
(/ (* (cos k) (pow l 2)) (sin k))
15.2b
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k)))

rewrite191.0ms

Algorithm
rewrite-expression-head
Rules
3151×add-exp-log
2067×prod-exp
1311×div-exp
1250×pow-exp
692×pow-to-exp
217×rec-exp 1-exp
75×times-frac
54×add-sqr-sqrt
41×add-cube-cbrt *-un-lft-identity add-cbrt-cube
25×associate-*r*
15×cbrt-undiv
12×div-inv
11×associate-*l* associate-/l*
10×cbrt-unprod
unpow-prod-down
associate-/r*
unswap-sqr
pow1
add-log-exp
frac-2neg clear-num sqr-pow
pow-flip associate-*r/ *-commutative associate-/l/ inv-pow
Counts
4 → 819
Calls
4 calls:
25.0ms
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
7.0ms
(/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k))
5.0ms
(/ (* (cos k) (pow l 2)) (sin k))
59.0ms
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k)))

series1.2s

Counts
4 → 12
Calls
4 calls:
343.0ms
(/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0))))
89.0ms
(/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k))
71.0ms
(/ (* (cos k) (pow l 2)) (sin k))
670.0ms
(* (pow (/ 1 (* (pow k (/ 2.0 2)) (* (pow k (/ 2.0 2)) (pow t 1.0)))) 1.0) (/ (/ (* (cos k) (pow l 2)) (sin k)) (sin k)))

simplify5.3s

Counts
831 → 831
Iterations

Useful iterations: 2 (2.2s)

IterNodesCost
056628048
1170818127
2494117147
done500017147

prune667.0ms

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 11.1b

regimes436.0ms

Accuracy

18.3% (7.0b remaining)

Error of 18.0b against oracle of 11.0b and baseline of 19.6b

bsearch1.2s

Steps
ItersRangePoint
9
2.501674882943443e+198
3.068871804357457e+205
1.1239944952301553e+203
9
4.651424770938929e-210
1.8276054982907742e-201
1.782011628913563e-201
9
-2.5350207885127242e-89
-1.6792679832518864e-98
-1.7434504270103252e-90
4
-4.8468419367483295e+113
-2.824627621173921e+113
-2.860188065369137e+113

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
069163
185163
done85163

end0.0ms

sample14.1s

Algorithm
intervals
Results
4.1s970×body5120valid
4.1s2154×body2560valid
3.4s4083×body1280valid
1.3s2474×body640valid
380.0ms1021×body320valid
236.0ms2010×body80valid
119.0ms445×body160valid