let x be Element of REAL ; for I, J, K being non empty closed_interval Subset of REAL
for f being PartFunc of [:[:RNS_Real,RNS_Real:],RNS_Real:],RNS_Real
for g being PartFunc of [:[:REAL,REAL:],REAL:],REAL
for P1Gz being PartFunc of REAL,REAL st x in I & [:[:I,J:],K:] = dom f & f is_continuous_on [:[:I,J:],K:] & f = g & P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J holds
P1Gz is continuous
let I, J, K be non empty closed_interval Subset of REAL; for f being PartFunc of [:[:RNS_Real,RNS_Real:],RNS_Real:],RNS_Real
for g being PartFunc of [:[:REAL,REAL:],REAL:],REAL
for P1Gz being PartFunc of REAL,REAL st x in I & [:[:I,J:],K:] = dom f & f is_continuous_on [:[:I,J:],K:] & f = g & P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J holds
P1Gz is continuous
let f be PartFunc of [:[:RNS_Real,RNS_Real:],RNS_Real:],RNS_Real; for g being PartFunc of [:[:REAL,REAL:],REAL:],REAL
for P1Gz being PartFunc of REAL,REAL st x in I & [:[:I,J:],K:] = dom f & f is_continuous_on [:[:I,J:],K:] & f = g & P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J holds
P1Gz is continuous
let g be PartFunc of [:[:REAL,REAL:],REAL:],REAL; for P1Gz being PartFunc of REAL,REAL st x in I & [:[:I,J:],K:] = dom f & f is_continuous_on [:[:I,J:],K:] & f = g & P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J holds
P1Gz is continuous
let P1Gz be PartFunc of REAL,REAL; ( x in I & [:[:I,J:],K:] = dom f & f is_continuous_on [:[:I,J:],K:] & f = g & P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J implies P1Gz is continuous )
assume that
A1:
x in I
and
A2:
[:[:I,J:],K:] = dom f
and
A3:
f is_continuous_on [:[:I,J:],K:]
and
A4:
f = g
and
A5:
P1Gz = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J
; P1Gz is continuous
reconsider F2 = (Integral2 (L-Meas,(R_EAL g))) | [:I,J:] as PartFunc of [:RNS_Real,RNS_Real:],RNS_Real by A2, A3, A4, Th32;
reconsider G2 = F2 as PartFunc of [:REAL,REAL:],REAL ;
A6:
dom (Integral2 (L-Meas,(R_EAL g))) = [:REAL,REAL:]
by FUNCT_2:def 1;
X-section ([:I,J:],x) = J
by A1, MEASUR11:22;
then A7:
ProjPMap1 (((Integral2 (L-Meas,(R_EAL g))) | [:I,J:]),x) = (ProjPMap1 ((Integral2 (L-Meas,(R_EAL g))),x)) | J
by MESFUN12:34;
A8:
(Integral2 (L-Meas,(R_EAL g))) | [:I,J:] = R_EAL (G2 | [:I,J:])
by MESFUNC5:def 7;
F2 is_uniformly_continuous_on [:I,J:]
by A2, A3, A4, Th34;
hence
P1Gz is continuous
by A5, A7, A8, A6, MESFUN16:36, NFCONT_2:7; verum