(x∈R → f(x)>0) → f is asmani.(adsbygoogle = window.adsbygoogle || []).push({});

What does it mean:

1. If there exists some x in R such that f(x)>0, then f is asmani.

2. If for all x in R we have f(x)>0, then f is asmani.

3. It's ambiguous or meaningless.

4. ...?

Thanks in advance.

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# Question about a logic notation

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