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.

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

X
Y
123456789101112131415
1# # ) # # # # # # # N # S B #
2# # # B # # # # # # O # E R #
3# # T # - # # # # # T # T A #
4# # L R # B # # # # W # A M #
5# # # A E # ( # # # E # R H #
6# S # # N B # ) # # N # C A #
7# # R # # O L # B # C # O G #
8# # # E # # I I # + A # P U #
9# # # # G # # T H # A # P P #
10# # # # # E # # A D S ( I T #
11# L A N O I T A R R I # H A #
12# # # # # # # N # # # V # # #
13# # # S E D E M I H C R A # #
14# # # # # # # # # # # # # D #
15# # # # # # # # # # # # # # #
Word X Y Direction
(A+B)(B-B)  119nw
ARCHIMEDES  1313w
BRAMHAGUPTA  141s
DAVIDHILBERT  88nw
HIPPOCRATES  1311n
INTEGERS  913nw
IRRATIONAL  1111w
ISAACNEWTON  1111n
RATIONAL  1011nw