On the analogue of the formula cos for operator cosine functions
Commentationes Mathematicae (1983)
- Volume: 23, Issue: 1
- ISSN: 2080-1211
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topS. Tymowski. "On the analogue of the formula cos $t = \frac{1}{2} e^{it} + \frac{1}{2} e^{-it}$ for operator cosine functions." Commentationes Mathematicae 23.1 (1983): null. <http://eudml.org/doc/291819>.
@article{S1983,
abstract = {The article contains no abstract},
author = {S. Tymowski},
journal = {Commentationes Mathematicae},
keywords = {},
language = {eng},
number = {1},
pages = {null},
title = {On the analogue of the formula cos $t = \frac\{1\}\{2\} e^\{it\} + \frac\{1\}\{2\} e^\{-it\}$ for operator cosine functions},
url = {http://eudml.org/doc/291819},
volume = {23},
year = {1983},
}
TY - JOUR
AU - S. Tymowski
TI - On the analogue of the formula cos $t = \frac{1}{2} e^{it} + \frac{1}{2} e^{-it}$ for operator cosine functions
JO - Commentationes Mathematicae
PY - 1983
VL - 23
IS - 1
SP - null
AB - The article contains no abstract
LA - eng
KW -
UR - http://eudml.org/doc/291819
ER -
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