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Table 1 Case analysis on the values of variables \(y_{i,s}\) and \(y_{j,s}\)

From: Complexity and algorithms for copy-number evolution problems

 

\(a_{i, j, s}\)

\(d_{i, j, s}\)

Additional

(a) \(y_{i, s} = 0 \wedge y_{j, s} = 0\)

\(\le e\)

\(\le e\)

 

(b) \(y_{i, s} \ne 0 \wedge y_{j, s} \ne 0\)

\(\le e\)

\(< y_{i, s}\)

\(y_{j,s} + d_{i,j,s} = y_{i,s} + a_{i,j,s}\)

(c) \(y_{i, s} \ne 0 \wedge y_{j, s} = 0\)

\(\le e\)

\(\ge y_{i, s}\)

 
  

\(\le e\)

 

(d) \(y_{i, s} = 0 \wedge y_{j, s} \ne 0\)

Infeasible

Infeasible

Infeasible