Details

Time bar (total: 2.8s)

sample22.0ms

Algorithm
intervals
Results
8.0ms352×body80valid

simplify105.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1284
2484
3794
41214
51494
62184
73204
83964
95994
108934
1112784
1221734
1337544
1450014
done50014

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.8b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (* (- y x) z) t))
6.9b
(/ (* (- y x) z) t)

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log add-cbrt-cube
6×*-un-lft-identity
4×add-sqr-sqrt add-cube-cbrt add-log-exp
3×times-frac associate-/r*
2×pow1 cbrt-undiv div-exp associate-*l/ associate-/l/
1×+-commutative flip3-- frac-2neg flip3-+ prod-exp clear-num sum-log flip-- cbrt-unprod flip-+ div-inv distribute-lft-out associate-/l*
Counts
2 → 35
Calls
2 calls:
9.0ms
(+ x (/ (* (- y x) z) t))
16.0ms
(/ (* (- y x) z) t)

series84.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(+ x (/ (* (- y x) z) t))
47.0ms
(/ (* (- y x) z) t)

simplify101.0ms

Counts
41 → 41
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0232226
1879191
24863191
35003191
done5003191

prune79.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (- y x) (/ t z)))
8.4b
(/ (- y x) (/ t z))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
88×*-un-lft-identity
86×add-sqr-sqrt
58×add-cube-cbrt
14×distribute-lft-out-- difference-of-squares
13×associate-/r*
7×add-exp-log add-cbrt-cube div-inv
5×associate-/l*
4×add-log-exp
3×cbrt-undiv div-exp
2×pow1 div-sub associate-/l/
1×+-commutative associate-+r- flip3-- frac-2neg flip3-+ clear-num sum-log associate-/r/ flip-- flip-+ distribute-lft-out
Counts
2 → 114
Calls
2 calls:
37.0ms
(+ x (/ (- y x) (/ t z)))
19.0ms
(/ (- y x) (/ t z))

series85.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(+ x (/ (- y x) (/ t z)))
45.0ms
(/ (- y x) (/ t z))

simplify54.0ms

Counts
120 → 120
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
0609959
12199914
25001913
done5001913

prune249.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- y x) (/ z t)))
8.2b
(* (- y x) (/ z t))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
7×add-exp-log add-cbrt-cube
5×associate-*l*
4×pow1 add-log-exp
2×frac-times flip3-- associate-*l/ prod-exp flip-- cbrt-unprod unswap-sqr
1×cbrt-undiv +-commutative flip3-+ associate-*r/ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 49
Calls
2 calls:
6.0ms
(+ x (* (- y x) (/ z t)))
26.0ms
(* (- y x) (/ z t))

series83.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(+ x (* (- y x) (/ z t)))
46.0ms
(* (- y x) (/ z t))

simplify35.0ms

Counts
55 → 55
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
0296310
11245287
25001275
done5001275

prune100.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ 1 (/ (/ t z) (- y x))))
0.8b
(/ 1 (/ (/ t z) (- y x)))
8.2b
(/ (/ t z) (- y x))

rewrite164.0ms

Algorithm
rewrite-expression-head
Rules
772×times-frac
462×*-un-lft-identity
459×add-sqr-sqrt
327×add-cube-cbrt
76×associate-/r*
66×distribute-lft-out-- difference-of-squares
33×div-inv
29×add-exp-log
18×div-exp
17×add-cbrt-cube
16×associate-/l*
11×associate-/r/
9×cbrt-undiv
5×flip3-- flip-- add-log-exp
4×pow1
3×rec-exp 1-exp
2×frac-2neg clear-num distribute-lft-out
1×+-commutative pow-flip flip3-+ sum-log flip-+ associate-/l/ inv-pow
Counts
3 → 425
Calls
3 calls:
89.0ms
(+ x (/ 1 (/ (/ t z) (- y x))))
29.0ms
(/ 1 (/ (/ t z) (- y x)))
17.0ms
(/ (/ t z) (- y x))

series133.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(+ x (/ 1 (/ (/ t z) (- y x))))
52.0ms
(/ 1 (/ (/ t z) (- y x)))
43.0ms
(/ (/ t z) (- y x))

simplify60.0ms

Counts
434 → 434
Iterations

Useful iterations: 1 (27.0ms)

IterNodesCost
014134515
150013668
done50013668

prune582.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes133.0ms

Accuracy

53.8% (1.0b remaining)

Error of 1.0b against oracle of 0.0b and baseline of 2.1b

bsearch1.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02520
12520
done2520

end0.0ms

sample615.0ms

Algorithm
intervals
Results
255.0ms10654×body80valid