init
terminate 1.a
use fast neutron; rearrange siga and sigt
pset2
update data
1.a
1.b
1.b add R
criticality with reflector
question 1.d.1
reflector calc
fix label bug
question 1.d.2
question 2.a
question 2.b tipped graphite and positive feedback
question 2, chernobyl
add figure to poissoning evolution
stop here to wait lecture on transients
power plot
python plot