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→Example: It was not a typo, the Y is correct It is every Unique letter in send more money Tags: Manual revert Mobile edit Mobile web edit |
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Assignment is the association of a variable to a value from its ___domain. A partial assignment is when a subset of the variables of the problem has been assigned. A total assignment is when all the variables of the problem have been assigned.
{{math theorem|Property|Given <math>\mathcal{A} = (\mathcal{X_{\mathcal{A}}}, \mathcal{V_{\mathcal{A}}})</math> an assignment (partial or total) of a CSP <math>P = (\mathcal{X},\mathcal{D},\mathcal{C})</math>, and <math>C_i = (\mathcal{X}_i, \mathcal{R}_i)</math> a constraint of <math>P</math> such as <math>\mathcal{X}_i \subseteq \mathcal{X_{\mathcal{A}}}</math>, the assignment <math>\mathcal{A}</math> satisfies the constraint <math>C_i</math> if and only if all the values <math>\mathcal{V}_{\mathcal{A}_i} = \{ v_i \in \mathcal{V}_{\mathcal{A}} \mbox{
▲|Given <math>\mathcal{A} = (\mathcal{X_{\mathcal{A}}}, \mathcal{V_{\mathcal{A}}})</math> an assignment (partial or total) of a CSP <math>P = (\mathcal{X},\mathcal{D},\mathcal{C})</math>, and <math>C_i = (\mathcal{X}_i, \mathcal{R}_i)</math> a constraint of <math>P</math> such as <math>\mathcal{X}_i \subseteq \mathcal{X_{\mathcal{A}}}</math>, the assignment <math>\mathcal{A}</math> satisfies the constraint <math>C_i</math> if and only if all the values <math>\mathcal{V}_{\mathcal{A}_i} = \{ v_i \in \mathcal{V}_{\mathcal{A}} \mbox{ tel que } x_i \in \mathcal{X}_{i} \}</math> of the variables of the constraint <math>C_i</math> belongs to <math>\mathcal{R}_i</math>.
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