Details

Time bar (total: 16.7s)

sample195.0ms

Algorithm
intervals
Results
102.0ms109×body1280valid
39.0ms80×body640valid
17.0ms276×body80nan
10.0ms37×body320valid
3.0ms19×body160valid
1.0ms11×body80valid

simplify121.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0912
12412
24712
38512
410912
done10912

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.1b

localize29.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ 1.0 x) (- 1.0 x))
6.2b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/r*
associate-/r/ add-cbrt-cube associate-/l*
pow1
flip3-- div-exp rem-log-exp flip-- div-inv associate-/l/ add-log-exp
cbrt-undiv log-div frac-2neg flip3-+ clear-num log-pow flip-+
Counts
2 → 82
Calls
2 calls:
36.0ms
(/ (+ 1.0 x) (- 1.0 x))
20.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series213.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(/ (+ 1.0 x) (- 1.0 x))
173.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify2.2s

Counts
88 → 88
Iterations

Useful iterations: done (2.2s)

IterNodesCost
01421276
18401214
done50001111

prune295.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.3b

localize27.0ms

Local error

Found 2 expressions with local error:

0.0b
(* x (+ (* 2.0 x) 2.0))
0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
74×add-sqr-sqrt
71×associate-*r*
56×unpow-prod-down
38×add-cube-cbrt *-un-lft-identity
27×add-exp-log
24×unpow2 sqr-pow
18×unswap-sqr
11×prod-exp
div-exp add-cbrt-cube
pow1 pow-to-exp associate-*l* pow-exp
associate-*r/ cbrt-unprod
pow-prod-down *-commutative add-log-exp
cbrt-undiv distribute-rgt-in distribute-lft-in flip3-+ flip-+ div-inv
Counts
2 → 132
Calls
2 calls:
37.0ms
(* x (+ (* 2.0 x) 2.0))
62.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

series229.0ms

Counts
2 → 6
Calls
2 calls:
117.0ms
(* x (+ (* 2.0 x) 2.0))
111.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

simplify1.1s

Counts
138 → 138
Iterations

Useful iterations: done (1.1s)

IterNodesCost
02581735
done50001383

prune623.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.3b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(log (* x (+ (* 2.0 x) 2.0)))
0.0b
(* x (+ (* 2.0 x) 2.0))
0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
2.4b
(exp (log (* x (+ (* 2.0 x) 2.0))))

rewrite168.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
77×add-sqr-sqrt
71×associate-*r*
56×unpow-prod-down
41×add-cube-cbrt *-un-lft-identity
32×add-exp-log
24×unpow2 sqr-pow
18×unswap-sqr
14×pow1
12×prod-exp
11×add-cbrt-cube
div-exp
associate-*r/
pow-to-exp associate-*l* pow-exp
exp-prod
log-div pow-prod-down log-pow add-log-exp
flip3-+ cbrt-unprod flip-+
log-prod exp-diff rem-log-exp *-commutative
cbrt-undiv distribute-rgt-in distribute-lft-in exp-sum div-inv rem-exp-log
Counts
4 → 162
Calls
4 calls:
20.0ms
(log (* x (+ (* 2.0 x) 2.0)))
33.0ms
(* x (+ (* 2.0 x) 2.0))
63.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
38.0ms
(exp (log (* x (+ (* 2.0 x) 2.0))))

series359.0ms

Counts
4 → 12
Calls
4 calls:
91.0ms
(log (* x (+ (* 2.0 x) 2.0)))
80.0ms
(* x (+ (* 2.0 x) 2.0))
95.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
93.0ms
(exp (log (* x (+ (* 2.0 x) 2.0))))

simplify1.1s

Counts
174 → 174
Iterations

Useful iterations: done (1.1s)

IterNodesCost
03142191
done50011789

prune729.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.3b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(log (* x (+ (* 2.0 x) 2.0)))
0.0b
(* x (+ (* 2.0 x) 2.0))
0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
2.4b
(pow E (log (* x (+ (* 2.0 x) 2.0))))

rewrite144.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
78×add-sqr-sqrt
71×associate-*r*
59×unpow-prod-down
42×add-cube-cbrt *-un-lft-identity
33×add-exp-log
25×sqr-pow
24×unpow2
18×unswap-sqr
15×pow1
12×prod-exp
11×add-cbrt-cube
div-exp
pow-exp
pow-to-exp associate-*r/
associate-*l*
pow-unpow
log-div pow-prod-down log-pow add-log-exp
flip3-+ cbrt-unprod flip-+
log-prod rem-log-exp *-commutative pow-sub
cbrt-undiv unpow-prod-up distribute-rgt-in e-exp-1 pow-pow distribute-lft-in div-inv
Counts
4 → 169
Calls
4 calls:
16.0ms
(log (* x (+ (* 2.0 x) 2.0)))
40.0ms
(* x (+ (* 2.0 x) 2.0))
59.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
18.0ms
(pow E (log (* x (+ (* 2.0 x) 2.0))))

series470.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(log (* x (+ (* 2.0 x) 2.0)))
104.0ms
(* x (+ (* 2.0 x) 2.0))
69.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))
219.0ms
(pow E (log (* x (+ (* 2.0 x) 2.0))))

simplify1.5s

Counts
181 → 181
Iterations

Useful iterations: done (1.4s)

IterNodesCost
03582453
done50002046

prune899.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.3b

regimes51.0ms

Accuracy

0% (0.4b remaining)

Error of 0.6b against oracle of 0.2b and baseline of 0.6b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01624
12224
done2224

end0.0ms

sample6.0s

Algorithm
intervals
Results
2.7s3383×body1280valid
1.2s2511×body640valid
1.1s7937×body80nan
339.0ms1257×body320valid
208.0ms648×body160valid
16.0ms201×body80valid