I cannot find 'freeze' and 'split' anymore in Libre Office Calc 5.2

It used to be in the menu windows,

Hallo

They has moved to →View… ( probably for better compatibelity with other Spreadsheet-App's lol )

Movede to mainmenu item ‘View’, submenu ‘Freeze’.

@karolus absolutely right - see here and here

PS. @lupp right too