How to find location of MySQL error log file in Linux

How to find the location of mysql errorlog in linux
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mysql -u root -p

mysql show variables like '%log_error%';
+----------------------------+----------------------------------------+
| Variable_name | Value |
+----------------------------+----------------------------------------+
| binlog_error_action | ABORT_SERVER |
| log_error_services | log_filter_internal; log_sink_internal |
| log_error_suppression_list | |
| log_error_verbosity | 2 |
+----------------------------+----------------------------------------+
5 rows in set (0.01 sec)

mysql

or

errorlog stores info like shutdown and startup and running info or any issues in troubleshooting these