Severity: 8192
Message: Function create_function() is deprecated
Filename: geshi/geshi.php
Line Number: 4698
Backtrace:
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/geshi/geshi.php
Line: 4698
Function: _error_handler
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/geshi/geshi.php
Line: 4621
Function: _optimize_regexp_list_tokens_to_string
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/geshi/geshi.php
Line: 1655
Function: optimize_regexp_list
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/geshi/geshi.php
Line: 2029
Function: optimize_keyword_group
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/geshi/geshi.php
Line: 2168
Function: build_parse_cache
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/libraries/Process.php
Line: 45
Function: parse_code
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/models/Pastes.php
Line: 517
Function: syntax
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/application/controllers/Main.php
Line: 693
Function: getPaste
File: /home/httpd/vhosts/scratchbook.ch/geopaste.scratchbook.ch/index.php
Line: 315
Function: require_once
\begin{equation} p^2 - m^2 + \frac 14B^2 = 0 \end{equation} This leads finally to the dispersion relation: \begin{equation} E = \pm\frac12 \sqrt{4(m^2+p^2)-B_0^2 + B_i^2} \end{equation}