Details

Time bar (total: 17.4s)

sample165.0ms

Algorithm
intervals
Results
84.0ms1827×body80nan
14.0ms257×body80valid

simplify4.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01516
12716
25816
312216
429716
570816
6128916
7220516
8273616
9273916
done273916

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize15.0ms

Local error

Found 3 expressions with local error:

0.1b
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.1b
(* (- a 0.5) (log t))
0.6b
(+ (log (+ x y)) (log z))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
19×log-prod *-un-lft-identity
15×add-sqr-sqrt
11×add-cube-cbrt
10×pow1 add-log-exp
associate-+r+
associate-+l+
distribute-rgt-in distribute-lft-in associate-*l/
add-exp-log flip3-- associate-*l* sum-log log-pow add-cbrt-cube flip-- distribute-lft-out
associate-*r* frac-add
associate-+l- flip3-+ flip-+
+-commutative log-div diff-log
sub-neg pow-prod-down prod-exp associate--l+ *-commutative cbrt-unprod distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 80
Calls
3 calls:
96.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
10.0ms
(* (- a 0.5) (log t))
6.0ms
(+ (log (+ x y)) (log z))

series327.0ms

Counts
3 → 9
Calls
3 calls:
195.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
59.0ms
(* (- a 0.5) (log t))
73.0ms
(+ (log (+ x y)) (log z))

simplify574.0ms

Counts
89 → 89
Iterations

Useful iterations: done (571.0ms)

IterNodesCost
02241499
15881424
220861323
done50001316

prune318.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 4 expressions with local error:

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

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
22×log-prod
19×add-sqr-sqrt
14×add-log-exp
13×add-cube-cbrt
pow1 associate-+l+
associate-+r+ sum-log
add-exp-log distribute-rgt-in flip3-- distribute-lft-in associate-*l/ associate--l+ add-cbrt-cube flip--
associate-*l*
associate-+l- associate-*r* frac-add
flip3-+ diff-log log-pow flip-+ distribute-lft-out distribute-lft-out--
+-commutative sub-neg log-div difference-of-squares
associate-+r- pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 98
Calls
4 calls:
4.0ms
(- (log z) t)
42.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))
11.0ms
(* (- a 0.5) (log t))
18.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))

series405.0ms

Counts
4 → 12
Calls
4 calls:
57.0ms
(- (log z) t)
196.0ms
(+ (log (+ x y)) (+ (- (log z) t) (* (- a 0.5) (log t))))
62.0ms
(* (- a 0.5) (log t))
90.0ms
(+ (- (log z) t) (* (- a 0.5) (log t)))

simplify603.0ms

Counts
110 → 110
Iterations

Useful iterations: done (595.0ms)

IterNodesCost
02391697
16371595
221901497
done50001483

prune514.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.1b
(+ (- (log z) t) (+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5))))
0.3b
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5)))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
29×associate-+l+
27×log-prod
26×distribute-rgt-in distribute-lft-in
24×frac-add
22×*-un-lft-identity
18×cbrt-prod flip3-- flip--
16×add-log-exp
15×add-sqr-sqrt add-cube-cbrt
12×associate-*r/ associate-*l/
sum-log
pow1 associate-+r+
add-exp-log flip3-+ add-cbrt-cube flip-+
sub-neg associate--l+ distribute-lft-out
+-commutative pow1/3 diff-log distribute-lft-out--
associate-+l- log-pow
Counts
4 → 101
Calls
4 calls:
37.0ms
(+ (- (log z) t) (+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5))))
17.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5)))
0.0ms
(cbrt t)
1.0ms
(cbrt t)

series696.0ms

Counts
4 → 12
Calls
4 calls:
172.0ms
(+ (- (log z) t) (+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5))))
170.0ms
(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (log (cbrt t)) (- a 0.5)))
175.0ms
(cbrt t)
178.0ms
(cbrt t)

simplify1.0s

Counts
113 → 113
Iterations

Useful iterations: 2 (271.0ms)

IterNodesCost
02553323
17892857
237682430
done50002430

prune584.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

localize35.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
0.6b
(cbrt (* (cbrt t) (cbrt t)))
0.6b
(cbrt (cbrt t))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
16×cbrt-prod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 add-exp-log pow1/3 add-cbrt-cube add-log-exp
Counts
4 → 45
Calls
4 calls:
0.0ms
(cbrt t)
0.0ms
(cbrt t)
2.0ms
(cbrt (* (cbrt t) (cbrt t)))
1.0ms
(cbrt (cbrt t))

series881.0ms

Counts
4 → 12
Calls
4 calls:
179.0ms
(cbrt t)
187.0ms
(cbrt t)
272.0ms
(cbrt (* (cbrt t) (cbrt t)))
242.0ms
(cbrt (cbrt t))

simplify535.0ms

Counts
57 → 57
Iterations

Useful iterations: 3 (64.0ms)

IterNodesCost
058334
1110321
2223273
3471261
41422261
done5000261

prune341.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 0.0b

regimes471.0ms

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01516
11916
done1916

end0.0ms

sample4.7s

Algorithm
intervals
Results
2.4s55403×body80nan
431.0ms8030×body80valid