Nuprl Definition : hdf-only-headers
hdf-only-headers(f;hdrs;X) ==  hdf-invariant(Message(f);b.∀mi:Interface. (mi ↓∈ b ⇒ (msg-header(mi.msg) ∈ hdrs));X)
Definitions occuring in Statement : 
msg-interface-message: mi.msg, 
msg-interface: Interface, 
msg-header: msg-header(m), 
Message: Message(f), 
hdf-invariant: hdf-invariant(A;b.Q[b];X), 
name: Name, 
l_member: (x ∈ l), 
all: ∀x:A. B[x], 
implies: P ⇒ Q, 
bag-member: x ↓∈ bs
FDL editor aliases : 
hdf-only-headers
Latex:
hdf-only-headers(f;hdrs;X)  ==
    hdf-invariant(Message(f);b.\mforall{}mi:Interface.  (mi  \mdownarrow{}\mmember{}  b  {}\mRightarrow{}  (msg-header(mi.msg)  \mmember{}  hdrs));X)
Date html generated:
2016_05_17-AM-09_02_24
Last ObjectModification:
2014_07_16-PM-08_29_16
Theory : messages
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