Could anyone help me why the following command shows an error

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Prabha Kumaresan el 22 de Ag. de 2018

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Comentada: Walter Roberson el 22 de Ag. de 2018

Could anyone help me why the following command shows an error combinat::bell(4) if i run the command it shows Unexpected MATLAB operator. Could anyone please help me on this.

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Stephen23 el 22 de Ag. de 2018

https://www.mathworks.com/discovery/mupad.html

https://www.mathworks.com/help/symbolic/mupad_ref/combinat-bell.html

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Walter Roberson el 22 de Ag. de 2018

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You are trying to invoke a MuPAD routine as if it were a MATLAB routine.

You should use something like

feval(symengine, 'combinat::bell', 4)

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Prabha Kumaresan el 22 de Ag. de 2018

ok.If i use the above command feval(symengine, 'combinat::bell', 4) it gives the answer as 15. Could you please help me how to find what are those 15 combinations for 4.