C++ Reference: class LinearExpr
Note: This documentation is automatically generated.
| Method |
coefficients | Return type: const std::vector<int64_t>& Returns the vector of coefficients.
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constant | Return type: int64_t Returns the constant term.
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DebugString | Return type: std::string Arguments: const CpModelProto* proto = nullptr |
FromProto | Return type: static LinearExpr Arguments: const LinearExpressionProto& proto Constructs a linear expr from its proto representation.
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IsConstant | Return type: const bool Returns true if the expression has no variables.
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LinearExpr | Creates an empty linear expression with value zero.
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LinearExpr | Arguments: BoolVar var Constructs a linear expression from a Boolean variable.
It deals with logical negation correctly.
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LinearExpr | Arguments: IntVar var Constructs a linear expression from an integer variable.
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LinearExpr | Arguments: int64_t constant Constructs a constant linear expression.
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Sum | Return type: static LinearExpr Arguments: absl::Span<const IntVar> vars Constructs the sum of a list of variables.
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Sum | Return type: static LinearExpr Arguments: absl::Span<const BoolVar> vars Constructs the sum of a list of Boolean variables.
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Term | Return type: static LinearExpr Arguments: IntVar var, int64_t coefficient Constructs var * coefficient.
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Term | Return type: static LinearExpr Arguments: BoolVar var, int64_t coefficient Constructs bool * coefficient.
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variables | Return type: const std::vector<int>& Returns the vector of variable indices.
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WeightedSum | Return type: static LinearExpr Arguments: absl::Span<const IntVar> vars,
absl::Span<const int64_t> coeffs Constructs the scalar product of variables and coefficients.
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WeightedSum | Return type: static LinearExpr Arguments: absl::Span<const BoolVar> vars,
absl::Span<const int64_t> coeffs Constructs the scalar product of Boolean variables and coefficients.
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Last updated 2024-08-06 UTC.
[null,null,["Last updated 2024-08-06 UTC."],[[["`LinearExpr` represents a linear expression in the CP-SAT solver, which can be constructed from variables, constants, or combinations thereof."],["It provides methods for accessing the coefficients, variables, and constant term of the expression."],["Static methods like `Sum`, `Term`, and `WeightedSum` offer convenient ways to build complex linear expressions."],["`LinearExpr` objects can be converted to and from their protocol buffer representation using `FromProto` and `DebugString`."],["You can check if an expression is constant using `IsConstant`."]]],[]]
