If that premise is true then that conclusion is false.
如果那个前提是真的，那么结论就是假的。
So if the premises are true then the conclusion must be true.
所以如果前提是真的，那么结论必须是真的。
And if the conclusion is true then the premise is false.
如果结论是真的，那么前提就是假的。
A situation where both those premises are true and that conclusion is false.
这种情况下，两个前提都为真，但结论是假的。
Yep you're quite right. False premises True conclusion.
是，你们很对，假前提真结论。
Because we know that if the premises are true the conclusion must be true.
因为我们知道如果前提为真，结论肯定为真。
Prof: The conclusion is necessarily true. That's right.
教授：结论必须为真，这是对的。
If this premise is true then this conclusion is probably true.
如果前提为真，这个结论可能为真。
If Technical Statement B is true, then Natural Conclusion C is true.
如果技术声明B是真命题,那么自然结论C也是真命题.
Yes. Yes yes. And true premises false conclusion?
对对对，真前提假结论？
And this is the combination of true premises and false conclusion that's ruled out.
这里真前提和假结论的结合，是被排除的。
Is there any possible situation where that premise is true and that conclusion false?
有没有可能的情境，前提为真结论为假？
Notice that the premises are true, the conclusion is true but not the argument itself.
注意前提是真的，结论是真的,但是结论不是。
The conclusion is true, but that's okay. It's still valid.
结论为真，但是可以，这仍然有效。
What about if its got true premises and a true conclusion?
如果有真前提和真结论呢？
If the premises were true would the conclusion be true also.
如果前提为真结论也为真。
Here the two premises are true and the conclusion is true.
两个前提为真，结论为真。
False premises and a true conclusion, could it be valid?
假前提和真结论，可能有效吗？
Could this premise be true and the conclusion false?
前提为真结论为假可能吗？
Because the premises are both false and the conclusion is true. The other way around.
因为前提都为假，结论为真，相反。
Because there is a possibility in which the premises are true and the conclusion false.
因为有可能，前提为真结论为假。
The conclusion has been accepted as true.
这个结论被认为是正确的。
It is impossible that all premises are true and conclusion is false.
不可能所有的前提都是真的而结论却是假的。
The conclusion is considered as true.
这结论被认为是真实的。
The conclusion, I'm afraid, is not true.
这个结论恐怕是不正确的。
The conclusion, I'm afraid, is not true.
这个结论恐怕是不正确的。
应用推荐