here what does "for only if" indicates?
I think the author is trying to communicate that the two groups could only have the same tools either if they faced the same daily challenges and met them in the same way or if they belong to the same species, since they did not face the same daily challenges, it must be true that the two groups belong to the samespecies
Hi@Stanindaw
Happy to discuss.
"only if" indicates a Necessary Condition.
For example:
Statement: Only if we exercise regularly, we stayfit.
Inferences:
So," only if they faced the same daily challenges
...
Quote:
here what does "for only if" indicates?
I think the author is trying to communicate that the two groups could only have the same tools either if they faced the same daily challenges and met them in the same way or if they belong to the same species, since they did not face the same daily challenges, it must be true that the two groups belong to the samespecies
Hi@Stanindaw
Happy to discuss.
"only if" indicates a Necessary Condition.
For example:
Statement: Only if we exercise regularly, we stayfit.
Inferences:
- If we do not exercise regularly, we do not stayfit.
- If we are fit, we must be exercisingregularly.
- If we exercise regularly, we may or may not stay fit. (We might be doing something else to offset the benefits of regularexercise.)
- If we are not fit, we may or may not be exercising regularly. (We might be doing something else to offset the benefits of regularexercise.)
So," only if they faced the same daily challenges
...
Statistics : Posted by egmat • on 16 Sep 2020, 15:14 • Replies 11 • Views 3605
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