#### Vol. 15, No. 1, 1965

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On non-convex polyhedral surfaces in $E^3$

### George H. Orland

Vol. 15 (1965), No. 1, 267–272
##### Abstract

In this note only the simplest type of non-convex polyhedral surface will be examined. These surfaces will be characterized as the only non-convex polyhedral surfaces which have a convex polar.

Primary: 52.30