Music Theory was never "discovered". It has been developed over time from the roots and beginnings hundreds of years ago.
Albert Einstein discovered the theory of relativity
Albert Einstein discovered the theory of relativity
The theory of ghosts was discovered on the 6/6/6 of your mother.
Yes
I am not sure what music theory you are looking for. Music theory is very vast and required time and practice to know it completely. You can check out some music theory lessons at pianomother and from there you can learn the basic up to the advance lessons for music theory.
You should look to find music theory lessons for your child by hiring a personal music teacher with a degree in music theory, or that have at least taken music theory classes.
Genic balance theory is discovered by american scientist Calvin Blackman Bridges
Not a theory, They discovered a branch of math called calculus.
Journal of Music Theory was created in 1957.
Music Theory Spectrum was created in 1979.
Society for Music Theory was created in 1977.
To learn music theory, there are step by step instructions in many music books. Alternatively a good music teacher should be able to explain music theory.