my awesomest math puzzle

(A+B)(B-B)
ARCHIMEDES
BRAMHAGUPTA
DAVIDHILBERT
HIPPOCRATES
INTEGERS
IRRATIONAL
ISAACNEWTON
RATIONAL

it contains all math stuff

Try to find all 9 words on this board.

I Q Z E V T X D K S W Y P I L
U T V J A C P G O G M T B D K
N P E U ) B - B ( ) B + A ( S
A Y L Y Y I O A P E Z V R K E
T L A N O I T A R R I Q C L T
P B T T U Y Y L A D S G H W A
U O S W H P A Y H P A I I H R
G I Z O U N T I P V A K M P C
A D W Q O V L X N P C Y E N O
H X A I O B E Q J T N G D Y P
M Z T T E O O W B X E K E U P
A A V R B S V C Q D W G S C I
R I T S B L U S K R T R E A H
B D U T P P D F I Y O C G R V
S A L Z S H W Y I W N N V S S
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Answer Key for my awesomest math puzzle

X
Y
123456789101112131415
1# # # # # # # # # # # # # # #
2# # # # # # # # # # # # # D #
3# # # # ) B - B ( ) B + A ( S
4A # # # # # # # # # # V R # E
5T L A N O I T A R R I # C # T
6P # # # # # # L # D S # H # A
7U # # # # # A # H # A # I # R
8G # # # # N # I # # A # M # C
9A # # # O # L # N # C # E # O
10H # # I # B # # # T N # D # P
11M # T # E # # # # # E # E # P
12A A # R # # # # # # W G S # I
13R # T # # # # # # # T # E # H
14B # # # # # # # # # O # # R #
15# # # # # # # # # # N # # # S
Word X Y Direction
(A+B)(B-B)  133w
ARCHIMEDES  133s
BRAMHAGUPTA  114n
DAVIDHILBERT  88sw
HIPPOCRATES  1513n
INTEGERS  88se
IRRATIONAL  115w
ISAACNEWTON  115s
RATIONAL  113ne