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<math>G_0, G_1, \ldots, G_r</math> is called a '''zone-interval representation''' of | <math>G_0, G_1, \ldots, G_r</math> is called a '''zone-interval representation''' of | ||
the cf-graph <math>G</math>, if <math>G_0=G</math>, <math>G_r</math> contains no zones and for all <math>i</math>, <math>0<i\leq r</math>, the graph <math>G_i</math> is | the cf-graph <math>G</math>, if <math>G_0=G</math>, <math>G_r</math> contains no zones and for all <math>i</math>, <math>0<i\leq r</math>, the graph <math>G_i</math> is | ||
obtained from <math>G_{i-1}</math> by reduction of mutually disjoint intervals, being zones, into nodes. | obtained from <math>G_{i-1}</math> by reduction of mutually disjoint [[interval|intervals]], being [[zone|zones]], into nodes. | ||
==Литература== | ==Литература== |