平
方
成
反
比
p
í
n
g
p
í
n
g
f
ā
n
g
f
ā
n
g
c
h
é
n
g
c
h
é
n
g
f
á
n
f
ǎ
n
b
ǐ
b
ǐ
Definitions
1. proportional to inverse square (physics)
Components
平方
píng fāng
–
square (as in square foot, square mile, square root)
成反比
chéng fǎn bǐ
–
to vary inversely