Details

Time bar (total: 5.2s)

sample18.0ms

Algorithm
intervals
Results
8.0ms276×body80valid

simplify151.0ms

Counts
1 → 1
Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
01011
1209
2469
3879
41319
51769
62149
72329
82359
done2359

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.7b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(* z (- y t))
4.6b
(/ (* x 2.0) (* z (- y t)))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
18×*-un-lft-identity prod-diff
16×add-exp-log add-cube-cbrt add-cbrt-cube
11×distribute-rgt-in distribute-lft-in
5×associate-*r* prod-exp cbrt-unprod
4×pow1 cbrt-undiv associate-*r/ div-exp
3×associate-*l*
2×expm1-log1p-u sub-neg flip3-- associate-/r/ flip-- log1p-expm1-u add-log-exp
1×frac-2neg times-frac pow-prod-down clear-num associate-/r* *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 71
Calls
2 calls:
12.0ms
(* z (- y t))
6.0ms
(/ (* x 2.0) (* z (- y t)))

series85.0ms

Counts
2 → 6
Calls
2 calls:
39.0ms
(* z (- y t))
45.0ms
(/ (* x 2.0) (* z (- y t)))

simplify518.0ms

Counts
77 → 77
Iterations

Useful iterations: done (516.0ms)

IterNodesCost
01451080
1327905
21249699
done5000681

prune121.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (- y t) z)
4.6b
(/ (* x 2.0) (* (- y t) z))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
16×add-exp-log add-cbrt-cube
8×add-sqr-sqrt
6×*-un-lft-identity
5×associate-*l* prod-exp cbrt-unprod
4×pow1 cbrt-undiv add-cube-cbrt div-exp associate-*l/
3×associate-*r*
2×expm1-log1p-u flip3-- associate-/r/ flip-- log1p-expm1-u add-log-exp
1×frac-2neg times-frac pow-prod-down clear-num associate-/r* *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 49
Calls
2 calls:
13.0ms
(* (- y t) z)
6.0ms
(/ (* x 2.0) (* (- y t) z))

series105.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(* (- y t) z)
72.0ms
(/ (* x 2.0) (* (- y t) z))

simplify458.0ms

Counts
55 → 55
Iterations

Useful iterations: 2 (91.0ms)

IterNodesCost
093558
1251547
21211433
done5001433

prune110.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y t) z)
0.9b
(/ 1 (* (- y t) z))
4.2b
(* (* x 2.0) (/ 1 (* (- y t) z)))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
61×add-exp-log
31×prod-exp add-cbrt-cube
13×pow1 add-sqr-sqrt cbrt-unprod
12×div-exp associate-*r*
11×*-un-lft-identity
9×add-cube-cbrt
6×cbrt-undiv rec-exp times-frac 1-exp associate-*l* associate-*l/
5×pow-prod-down
4×associate-/r/
3×expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l* add-log-exp
2×pow-flip *-commutative div-inv
1×frac-2neg associate-*r/ clear-num associate-/r* un-div-inv distribute-lft-out-- inv-pow difference-of-squares unswap-sqr
Counts
3 → 100
Calls
3 calls:
10.0ms
(* (- y t) z)
11.0ms
(/ 1 (* (- y t) z))
27.0ms
(* (* x 2.0) (/ 1 (* (- y t) z)))

series168.0ms

Counts
3 → 9
Calls
3 calls:
34.0ms
(* (- y t) z)
57.0ms
(/ 1 (* (- y t) z))
77.0ms
(* (* x 2.0) (/ 1 (* (- y t) z)))

simplify730.0ms

Counts
109 → 109
Iterations

Useful iterations: 2 (192.0ms)

IterNodesCost
01411193
13811032
21299826
done5000826

prune174.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- y t))
0.2b
(/ (/ 1 (- y t)) z)
4.2b
(* (* x 2.0) (/ (/ 1 (- y t)) z))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
246×times-frac
170×add-sqr-sqrt *-un-lft-identity
120×add-cube-cbrt
67×associate-*r*
51×add-exp-log
31×add-cbrt-cube
25×distribute-lft-out-- difference-of-squares
24×associate-/l*
20×div-exp
16×associate-/r/
15×prod-exp
10×cbrt-undiv div-inv
9×pow1 cbrt-unprod
8×flip3-- associate-/r* flip--
4×rec-exp 1-exp
3×expm1-log1p-u pow-prod-down log1p-expm1-u add-log-exp
2×frac-2neg clear-num
1×pow-flip associate-*r/ associate-*l* *-commutative associate-/l/ inv-pow
Counts
3 → 246
Calls
3 calls:
5.0ms
(/ 1 (- y t))
12.0ms
(/ (/ 1 (- y t)) z)
30.0ms
(* (* x 2.0) (/ (/ 1 (- y t)) z))

series174.0ms

Counts
3 → 9
Calls
3 calls:
39.0ms
(/ 1 (- y t))
57.0ms
(/ (/ 1 (- y t)) z)
77.0ms
(* (* x 2.0) (/ (/ 1 (- y t)) z))

simplify1.1s

Counts
255 → 255
Iterations

Useful iterations: 2 (516.0ms)

IterNodesCost
03093602
19013029
226522712
done50012712

prune430.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

regimes192.0ms

Accuracy

32.8% (3.4b remaining)

Error of 3.4b against oracle of 0.0b and baseline of 5.0b

bsearch1.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02033
12333
done2333

end0.0ms

sample457.0ms

Algorithm
intervals
Results
252.0ms8737×body80valid