Question 981038
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<pre>
1. L > Q
2. ~(Q & R)
3. L
/     ~R

----- (What I have so far)</pre>
(don't restart your line numbers, otherwise you get confused)

<pre>4. Q from lines 1 and 3 MP
5. ~Q v ~R from line 2 DM</pre>

6. ~R from 5, 4 DS  QED


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \