Closed a-torgovitsky closed 4 years ago
up should be ub down should be lb
up
ub
down
lb
df_up should be df_ub df_down should be df_lb
df_up
df_ub
df_down
df_lb
Done!
up
should beub
down
should belb
df_up
should bedf_ub
df_down
should bedf_lb