F(0,2)=4,F(1,3)=22,4*22=88,AA+4AB+BB=88,N0 SOLUTION FOR A,B IN INTERGER。A,B THE SAME AS EVEN OR ODD,
EVEN,A=2M,B=2N,。。。MM+4MN+NN=22,NO SOLUTION。
ODD,A=2S+1,B=2T+1,。。。4SS+8S+1+16ST+8S+8T+4+4TT+8T+1=88
4(。。。。。。)=82 NO SOLUTION。
F(0,2)=4,F(1,3)=22,4*22=88,AA+4AB+BB=88,N0 SOLUTION FOR A,B IN INTERGER。A,B THE SAME AS EVEN OR ODD,
EVEN,A=2M,B=2N,。。。MM+4MN+NN=22,NO SOLUTION。
ODD,A=2S+1,B=2T+1,。。。4SS+8S+1+16ST+8S+8T+4+4TT+8T+1=88
4(。。。。。。)=82 NO SOLUTION。
• I don't think so: 回复:THE Q IS WRONG, -万斤油- ♂ (74 bytes) () 03/11/2012 postreply 17:31:57
• THANKS,PLESE TRY THIS;XX+4XY+YY=69,NO SOLUTION. -jinjing- ♀ (51 bytes) () 03/11/2012 postreply 19:29:43
• Here is another more direct proof so that you can check the prob -aisanguo- ♀ (235 bytes) () 03/11/2012 postreply 19:56:30
• I'M WRONG,YOU ALSO WRONG.I'LL DO IT BY PEN TOMORROW. -jinjing- ♀ (0 bytes) () 03/11/2012 postreply 20:40:24
• Thanks for pointing it out. It seems just a typo. -AiSanGuo- ♀ (0 bytes) () 03/11/2012 postreply 21:50:35
• Sorry, there is a typo: u should be a*c-b*d -AiSanGuo- ♀ (0 bytes) () 03/11/2012 postreply 21:13:05
• F(2,5)=69 or F(-2,-5)=69, I think the Q is right. -万斤油- ♂ (0 bytes) () 03/11/2012 postreply 20:03:06
• 回复:THE Q IS WRONG, -万斤油- ♂ (214 bytes) () 03/11/2012 postreply 17:55:24