On 3/21/23 07:20, James Cloos wrote:
With 21.2.1 I get:

(log #c(0 1) #c(0 -1))
Debugger received error of type: DIVISION-BY-ZERO
#<a DIVISION-BY-ZERO 0x7f8925037640>
Error flushed.

gcl, sbcl and ccl all return #C(-1.0 0.0).

Probably related. (log #c(0 1)) and (log #c(0 -1)) both signal a division by zero.  The answer should be #c(0 1.5707964) and #c(0 -1.5707964), respectively.


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