We give a time regularity result for an abstract mixed type equation whose toy model may be where is a coefficient whose sign may be positive, null and negative.
@article{BUMI_2011_9_4_1_69_0,
author = {Fabio Paronetto},
title = {A Time Regularity Result for Forward-Backward Parabolic Equations},
journal = {Bollettino dell'Unione Matematica Italiana},
volume = {4},
year = {2011},
pages = {69-77},
zbl = {1234.35052},
mrnumber = {2797466},
language = {en},
url = {http://dml.mathdoc.fr/item/BUMI_2011_9_4_1_69_0}
}
Paronetto, Fabio. A Time Regularity Result for Forward-Backward Parabolic Equations. Bollettino dell'Unione Matematica Italiana, Tome 4 (2011) pp. 69-77. http://gdmltest.u-ga.fr/item/BUMI_2011_9_4_1_69_0/
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