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Thank you, that was helpful.
To finalize my project one last question: How can I display the values of the variables in the function?
Like: f(lambda_z, s_k) = lambda_z * s_k = 5 * 4 = 20
 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.