type 
G 
E 
Recipe for this type and remarks 
pm'm'

p2 
pmm 
sines only;
M and M_{v} negative 
pm'g'

p2 
pmg 
n even with sines and odd with cosines;
L and B_{v} negative 
pg'g'

p2 
pgg 
n + m even with sines and odd with cosines;
B and B_{v} negative 
pmm

pmm 
pmm 
cosines only; general parities;
M and M_{v} positive 
p'_{b}mm

pmm 
pmm 
n is odd; new cell half of old;
A_{v} negative; negating halfturns 
p'_{c}mm

pmm 
cmm 
n + m is odd; new cell half of old;
B and B_{v} negative; negating halfturns 
pmg

pmg 
pmg 
m even with cosines and m odd with sines;
B and L_{v} positive 
p'_{b}gm

pmg 
pmm 
m odd with sines alone; new cell half of old;
M and M_{v} negative 
p'_{b}mg

pmg 
pmg 
pmg conditions and n odd;
B and B_{v} negative 
p'_{c}mg

pmg 
cmm 
pmg conditions and n + m odd;
L andA_{v} negative 
pgg

pgg 
pgg 
n + m even with cosines and odd with sines;
B and B_{v} positive 
p'_{c}gg

pgg 
cmm 
n + m odd with sines alone; new cell half
M and M_{v} negative 
p'_{b}gg

pgg 
pmg 
pgg conditions and n odd;
L_{v} and A negative 