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If You Think You Understand Quantum Mechanics, You Don't Understand Quantum Mechanics.

To Not Know Math Is A Severe Limitation To Understanding The World.

Just As A Poet Often Has License From The Rules Of Grammar And Pronunciation, We Should Like To Ask For 'physicists' License From The Rules Of Mathematics In Order To Express What We Wish To Say In As Simple A Manner As Possible.

It Is To Be Emphasized That No Matter How Many [amplitude] Arrows We Draw, Add, Or Multiply, Our Objective Is To Calculate A Single Final Arrow For The Event . Mistakes Are Often Made By Physics Students At First Because They Do Not Keep This Important Point In Mind. They Work For So Long Analyzing Events Involving A Single Photon That They Begin To Think That The Arrow Is Somehow Associated With The Photon [rather Than With The Event].

The Scale Of Light Can Be Described By Numbers Called The Frequency And As The Numbers Get Higher, The Light Goes From Red To Blue To Ultraviolet. We Can't See Ultraviolet Light, But It Can Affect Photographic Plates. It's Still Light Only The Number Is Different.