Object to store second derivatives of \( f(n_n,n_p,T) \).
Public Members
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fp_t dsdT
The quantity \( (\partial^2 P)/(\partial T^2) \).
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fp_t dmundT
The quantity \( (\partial^2 P)/(\partial T \partial n_n) \).
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fp_t dmupdT
The quantity \( (\partial^2 P)/(\partial T \partial n_p) \).
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fp_t dmundnn
The quantity \( (\partial^2 P)/(\partial n_n^2) \).
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fp_t dmudn_mixed
The quantity \( (\partial^2 P)/(\partial n_n \partial n_p) \).
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fp_t dmupdnp
The quantity \( (\partial^2 P)/(\partial n_p^2) \).