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.

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

X
Y
123456789101112131415
1# # # # N # # # # # # # ) # #
2# # # # O # # # # # # B # # #
3# # # # T # # # # # - # T # #
4# # S # W # # # # B # R S # B
5# # E # E # # # ( # E E # # R
6# # D # N # # ) # B T # # A A
7# # E # C # B # L A # # T # M
8# # M # A + # I R # # I # # H
9# # I # A # H C # # O # # # A
10# # H ( S D O # # N # # # # G
11# # C # I P # # A # # # # # U
12# # R V P # # L # # # # # # P
13# # A I R R A T I O N A L # T
14# D H # # # S R E G E T N I A
15# # # # # # # # # # # # # # #
Word X Y Direction
(A+B)(B-B)  59ne
ARCHIMEDES  313n
BRAMHAGUPTA  154s
DAVIDHILBERT  88ne
HIPPOCRATES  314ne
INTEGERS  1414w
IRRATIONAL  413e
ISAACNEWTON  511n
RATIONAL  155sw