Choosing branch cuts for elementary function
- To: mathgroup at yoda.physics.unc.edu
- Subject: Choosing branch cuts for elementary function
- From: yip-ken at cs.yale.edu (ken yip)
- Date: Sat, 2 Jan 1993 18:25:03 -0500
Is there a way to override the default branch cuts? For instance, how to specify the negative imaginary axis as the branch cut for Sqrt[z]?