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Formatting Options
...Traditional Notation Options
TraditionalFunctionNotation
• TraditionalFunctionNotation is an option for cells that determines if input of the form f(x) is interpreted as a function or a product by the kernel.
• In TraditionalForm cells, TraditionalFunctionNotation 
True by default. This means input of the form f(x) is interpreted as a function f of the variable x.
• In StandardForm cells, TraditionalFunctionNotation False by default. This means input of the form f(x) is interpreted as a product of the variables f and x.
