H ~ + `m2sci_hankel`_ Hankel matrix + `m2sci_help`_ Display help + `m2sci_helpdesk`_ Display Help browser + `m2sci_helpwin`_ Provide access to and display help for all functions + `m2sci_hess`_ Hessenberg form of a matrix + `m2sci_hold`_ Hold current graph + `m2sci_home`_ Move the cursor to the upper left corner of the Command Window + `m2sci_horzcat`_ Horizontal concatenation + `m2sci_helpbrowser`_ Display Help browser for access to full online documentation .. _m2sci_helpdesk: m2sci_helpdesk.html .. _m2sci_home: m2sci_home.html .. _m2sci_hankel: m2sci_hankel.html .. _m2sci_hess: m2sci_hess.html .. _m2sci_help: m2sci_help.html .. _m2sci_helpbrowser: m2sci_helpbrowser.html .. _m2sci_hold: m2sci_hold.html .. _m2sci_horzcat: m2sci_horzcat.html .. _m2sci_helpwin: m2sci_helpwin.html