Editing Open Problems:52
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One can achieve a $2$-approximation by computing a minimum spanning tree | One can achieve a $2$-approximation by computing a minimum spanning tree | ||
in small space, and use the MST to approximate TSP. The question is | in small space, and use the MST to approximate TSP. The question is | ||
β | whether one can obtain an approximation factor $c < 2$ in polylog space | + | whether one can obtain an approximation factor $c < 2$ in polylog space? |
+ | |||
There are other natural related question, such as computing the | There are other natural related question, such as computing the | ||
Earth-Mover Distance over the points in the stream (see [[Open_Problems:49|Problem 49]]). | Earth-Mover Distance over the points in the stream (see [[Open_Problems:49|Problem 49]]). |