|   | 1 |  initial version  | 
To use substitute, you have to be at the level of the symbolic expression underlying the scalar field kr. The latter being returned by  the method expr(), it suffices to write
kr.expr().subs(m==10)
|   | 2 |  No.2 Revision  | 
To use substitute, you have to be at the level of the symbolic expression underlying the scalar field kr. The latter symbolic expression (in the default chart) being returned by  the method expr().expr()
kr.expr().subs(m==10)
 Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.
 
                
                Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.