Nuprl Lemma : pi_wf
π ∈ ℝ
Proof
Definitions occuring in Statement : 
pi: π
, 
real: ℝ
, 
member: t ∈ T
Definitions unfolded in proof : 
pi: π
, 
member: t ∈ T
, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
int-rmul_wf, 
half-pi_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
cut, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
natural_numberEquality, 
hypothesis
Latex:
\mpi{}  \mmember{}  \mBbbR{}
Date html generated:
2016_10_26-PM-00_23_35
Last ObjectModification:
2016_09_12-PM-05_43_08
Theory : reals_2
Home
Index