add
1.0 ± 0
0.998 ± 0.004
0.996 ± 0.005
0.93 ± 0.063

First operation
add
sub
mul
div

div
0.784 ± 0.112
0.224 ± 0.213
1.0 ± 0
0.946 ± 0.11
Table 6: Generalization from one operation to two operations. Accuracy when
training on single-operation problems and testing on two-operation problems, presented for
all operation pairs.

sub
1.0 ± 0
0.998 ± 0.004
0.974 ± 0.047
0.834 ± 0.288

mul
0.01 ± 0.017
0.202 ± 0.247
0.998 ± 0.004
0.99 ± 0.012
MRKL Systems