On 4/4/2013 2:14 AM, Tom Potter wrote: > "Absolutely Vertical" <firstname.lastname@example.org> wrote in message
>> why do you think such a standard is required? > > If you want to determine the orthogonally of anything, > a house, a pyramid, a football field, the universe, > I suggest that you need an ORTHOGONAL standard. >
the question is whether you need a standard for every kind of measurement you want to make? in other words, do i need a standard for measuring 45 degree angles? do i need a standard for 37.3 degree angles? what about a standard for measuring speed or acceleration?