Notice: Undefined index: field_poster in include() (line 39 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Trying to get property 'content' of non-object in include() (line 39 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Undefined index: field_seminar_type in include() (line 50 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Trying to get property 'content' of non-object in include() (line 50 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Undefined index: field_seminar_type in include() (line 50 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Trying to get property 'content' of non-object in include() (line 50 of /home/it/www/www-icts/sites/all/themes/riley/templates/views/calendar/views-view-fields--calendar--day.tpl.php).
Notice: Undefined property: views_plugin_style_default::$date_info in include() (line 31 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
Notice: Trying to get property 'month' of non-object in include() (line 31 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
Notice: Undefined property: views_plugin_style_default::$date_info in include() (line 32 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
Notice: Trying to get property 'year' of non-object in include() (line 32 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
Notice: Undefined property: views_plugin_style_default::$date_info in include() (line 34 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
Notice: Trying to get property 'url' of non-object in include() (line 34 of /home/it/www/www-icts/sites/all/themes/riley/templates/date-views-pager--calendar.tpl.php).
We discuss invertible and non-invertible topological defects arising from gauging a discrete higher-form symmetry on a higher codimensional manifold in spacetime, which we define as higher gauging. A...more
In these informal lectures, I shall try to describe the procedure for computing perturbative amplitudes in superstring theory. This can be regarded as a crash course on the subject, primarily for...more
