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Proof: <math>\ln(1) = \ln(1\cdot 1) = \ln(1)+\ln(1)</math>, whence we must have <math>\ln(1)=0</math>.

Proof: <math>\ln(1) = \ln(1\cdot 1) = \ln(1)+\ln(1)</math>, hence we must have <math>\ln(1)=0</math>.

 

[[Category:Mathematics]]

[[Category:Mathematics]]