<https://ru.coursera.org/lecture/exploratory-data-analysis-matlab/basic-mathematical-operations-s8anG#lecture>
<http://schema.org/uploadDate>
"2019-10-28T03:44:34.802Z"^^<http://schema.org/Date>
<https://ru.coursera.org/lecture/exploratory-data-analysis-matlab/basic-mathematical-operations-s8anG>