Frank Robert Coffin

Primitive Asymmetric C-Command Derives X-Theory∗ Robert Frank and Fero Kuminiak

Throughout the development of syntactic theory, it has been widely assumed that sentence structures are represented as a certain type of graph, called a tree. On the basis of a variety of diagnostics, the words in a sentence have been taken to clump together to form hierarchically organized subgroupings, called constituents. Thus, the sentence every child ate some cabbage is assumed to have the...

In Robert Wilson & Frank Keil (eds) MIT Encyclopedia of the Cognitive Sciences (Cambridge, Mass

Most work in the cognitive sciences focuses on the manner in which an individual device -be it a mind, a brain, or a computer -processes various kinds of information. Cognitive psychology in particular is primarily concerned with individual thought and behavior. Individuals however belong to populations. This is true in two quite different senses. Individual organisms are members of species and...

Sharp Fractional Hardy Inequalities in Half-spaces Rupert L. Frank and Robert Seiringer

We determine the sharp constant in the Hardy inequality for fractional Sobolev spaces on half-spaces. Our proof relies on a non-linear and non-local version of the ground state representation.

The Coffin-Lowry syndrome.

The Coffin-Siris syndrome.

We report a white female infant with typical features of Coffin-Siris syndrome including thick eyebrows, flat nasal bridge, anteverted, wide nose tip, generalised hypertrichosis, scalp hypotrichosis, absence of the fifth fingernails and toenails, absence of the distal phalanges of the fifth fingers and of the second to fifth toes, small patellae, inguinal hernia, and sucking and feeding difficu...