Details

Time bar (total: 12.1s)

sample48.0ms

Algorithm
intervals
Results
13.0ms294×body80valid
10.0ms291×body80nan

simplify1.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
13016
28316
322516
462716
5170016
6348716
done500016

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- a 0.5) b)
0.1b
(- (+ (+ x y) z) (* z (log t)))
0.3b
(* z (log t))

rewrite102.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×*-un-lft-identity
12×log-prod add-log-exp
11×add-cube-cbrt
pow1 associate-*l*
add-exp-log associate-*r* add-cbrt-cube
distribute-rgt-in distribute-lft-in associate--r+
diff-log sum-log
flip3-- pow-prod-down associate-*l/ prod-exp *-commutative flip-- cbrt-unprod unswap-sqr
sub-neg associate--l+ log-pow distribute-lft-out-- difference-of-squares
Counts
3 → 68
Calls
3 calls:
11.0ms
(* (- a 0.5) b)
86.0ms
(- (+ (+ x y) z) (* z (log t)))
4.0ms
(* z (log t))

series100.0ms

Counts
3 → 9
Calls
3 calls:
27.0ms
(* (- a 0.5) b)
37.0ms
(- (+ (+ x y) z) (* z (log t)))
36.0ms
(* z (log t))

simplify548.0ms

Counts
77 → 77
Iterations

Useful iterations: done (546.0ms)

IterNodesCost
0154745
1346704
21391636
done5000629

prune219.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (+ (+ x y) z) (* (log (sqrt t)) z))
0.1b
(- (- (+ (+ x y) z) (* (log (sqrt t)) z)) (* z (log (sqrt t))))
0.3b
(* (log (sqrt t)) z)
0.3b
(* z (log (sqrt t)))

rewrite468.0ms

Algorithm
rewrite-expression-head
Rules
27×add-log-exp
24×log-prod
20×add-sqr-sqrt
16×add-cube-cbrt *-un-lft-identity
12×pow1 distribute-rgt-in distribute-lft-in sqrt-prod associate--r+
10×diff-log
associate-*r* associate-*l*
add-exp-log add-cbrt-cube
sum-log log-pow
associate--l+
sub-neg
flip3-- sqrt-pow1 pow1/2 pow-prod-down prod-exp *-commutative flip-- cbrt-unprod unswap-sqr
associate--l-
Counts
4 → 100
Calls
4 calls:
86.0ms
(- (+ (+ x y) z) (* (log (sqrt t)) z))
368.0ms
(- (- (+ (+ x y) z) (* (log (sqrt t)) z)) (* z (log (sqrt t))))
5.0ms
(* (log (sqrt t)) z)
6.0ms
(* z (log (sqrt t)))

series300.0ms

Counts
4 → 12
Calls
4 calls:
45.0ms
(- (+ (+ x y) z) (* (log (sqrt t)) z))
58.0ms
(- (- (+ (+ x y) z) (* (log (sqrt t)) z)) (* z (log (sqrt t))))
113.0ms
(* (log (sqrt t)) z)
84.0ms
(* z (log (sqrt t)))

simplify718.0ms

Counts
112 → 112
Iterations

Useful iterations: 2 (139.0ms)

IterNodesCost
01821591
14141465
217341254
done50001254

prune353.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.3b
(+ (log (sqrt t)) (log (fabs (cbrt t))))
0.3b
(* z (+ (log (sqrt t)) (log (fabs (cbrt t)))))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
14×pow1
13×add-sqr-sqrt
11×add-cube-cbrt
log-prod
log-pow distribute-lft-out
associate-*r*
add-exp-log cbrt-prod associate-+l+ add-cbrt-cube
add-log-exp
associate-+r+ associate-*l* sqrt-prod
flip3-+ pow1/3 associate-*r/ flip-+
+-commutative distribute-rgt-in distribute-lft-in pow-prod-down prod-exp sum-log *-commutative cbrt-unprod unswap-sqr
Counts
4 → 72
Calls
4 calls:
6.0ms
(+ (log (sqrt t)) (log (fabs (cbrt t))))
21.0ms
(* z (+ (log (sqrt t)) (log (fabs (cbrt t)))))
0.0ms
(cbrt t)
1.0ms
(cbrt t)

series548.0ms

Counts
4 → 12
Calls
4 calls:
80.0ms
(+ (log (sqrt t)) (log (fabs (cbrt t))))
118.0ms
(* z (+ (log (sqrt t)) (log (fabs (cbrt t)))))
180.0ms
(cbrt t)
170.0ms
(cbrt t)

simplify2.5s

Counts
84 → 84
Iterations

Useful iterations: 3 (461.0ms)

IterNodesCost
0137888
1344845
21140746
34627736
done5000736

prune416.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize40.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt (pow t 2/3))
0.6b
(cbrt (cbrt t))
6.0b
(pow t 2/3)

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
19×cbrt-prod
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
unpow-prod-down
pow1 add-exp-log
add-cbrt-cube add-log-exp
pow-unpow pow1/3
sqr-pow
pow-to-exp pow-pow pow-exp
Counts
4 → 57
Calls
4 calls:
0.0ms
(cbrt t)
1.0ms
(cbrt (pow t 2/3))
1.0ms
(cbrt (cbrt t))
1.0ms
(pow t 2/3)

series778.0ms

Counts
4 → 12
Calls
4 calls:
175.0ms
(cbrt t)
186.0ms
(cbrt (pow t 2/3))
243.0ms
(cbrt (cbrt t))
174.0ms
(pow t 2/3)

simplify992.0ms

Counts
69 → 69
Iterations

Useful iterations: 3 (411.0ms)

IterNodesCost
093428
1174398
2429347
31417333
done5000333

prune411.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes294.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02935
13735
done3735

end0.0ms

sample1.3s

Algorithm
intervals
Results
400.0ms9149×body80valid
336.0ms8989×body80nan
0.0msbody640valid
0.0msbody160valid