Pearson Education, Inc., publishing as Pearson Prentice H
All rights reserved.
To discover the identity of this great mathematician and
philosopher, consider this diagram in which every angle
that appears to be acute is acute, and every angle that
appears to be obtuse is obtuse.
Each statement below is true (T), false (F), or undecidable (U).
The answers to Exercises 1-3 will supply the hint to decode the
first letter of the name, the answers to Exercises 4-6 to the second
letter, and so on.
A-TTT
H-TUF
O-FFU
V-UFT
B-TTF
I-TUU
P-FUT
W-UFF
Relation
1. BG > DF
2. CF> DF
3. mLCEF> mLCFE
4. mLBHC > mLCDH
5. DG DE
6. mLDGF> mLDFE
7. DG> IG
8. mLAFD > mLAEC
9. mLCDF> mLGBD
C-TTU
J-FTT
Q-FUF
X-UFU
T, U, or F
?
?
2
The name of the mathematician is
111111
?
D-TFT
K-FTF
R-FUU
Y-UUT
A
E-TFF
L-FTU
S-UTT
Z-UUF
G
Relation
10. mLAGB > mLAGD
C
F-TFU
M-FFT
T-UTF
11. mLCBG> mLBAG
12. AG> CH
13. CF> HI
14. mLCFD > mLAFD
15. BH > BD
16. BH> EF
17. CE > CF
18. mLACE > mLACF
F
T, U, or F
ddddddddd
?
?
E
G-TUT
N-FFF
U-UTU