Nuprl Definition : existse-between3 0,22

e(e1,e2].P(e) == e:E. (e1 <loc e) & e  e2  & P(e
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clarification:

existse-between3(es;e1;e2;e.P(e)) == e:es-E(es). es-locl(ese1e) & es-le(es;e;e2) & P(e
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Definitionsx:AB(x), E, A & B, P & Q, (e <loc e'), e  e' 
FDL editor aliasesexistse-between3

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