QMRITools`
QMRITools`
ExpNoZero
ExpNoZero[val]
return the Exp of the val which can be anny dimonsion array. if val=0 the output is 0.
Examples
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In[1]:=1

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https://wolfram.com/xid/0k2dbnhwoc797z76ws1e7aw-woeju
Direct link to example