344 Answered Questions for the topic Theory

03/14/19

Why do we start from the bottom note when counting intervals?
Say if I play G to C descending, my intuition tells me to start from the note that came first. But I've been told that's not correct. You start from the bass note and count up no matter what.
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03/14/19

What are the official modes from Ionian to Locrian?
I am having some confusion is respects to the formal definition of what the various modes are. I know that their defined in relation to their scale, however, I've come to realise this may not be... more
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03/14/19

Confusion about major and minor second intervals?
Why is a major second interval different from a minor second interval considering that in the natural scales formulae they are both one whole step?
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Theory Music Theory

03/14/19

Why are these double notes labeled 'contrary motion'?
In my PDF version of Slonimsky's Thesaurus, there's a section called 'Double Notes in Contrary Motion' on page 215. Can anyone explain why he is calling these contrary motion? To me, apart from the... more
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03/14/19

Do capable harmony singers sing in just intonation or tempered tuning?
I understand that the mathematical frequency ratios between certain intervals will correlate with the overtones that are present when a note sounds in a fundamental frequency. Certain predictable... more
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03/14/19

The differences between natural, harmonic and melodic minors?
I'm studying scales and came across the natural, harmonic, and melodic minors. I understand the patterns for each scale but what other important differences exist between the three?
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03/14/19

Do I have to prepare and resolve non-chord tones in certain ways?
I keep getting feedback from certain people on a classical music forum that I prepare and resolve my dissonances wrongly and that my counterpoint is off. And this is regardless of what type of... more
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03/14/19

Is a doubly augmented seventh a compound interval?
I'm reading about the theory behind intervals, and [Wikipedia says](https://en.wikipedia.org/wiki/Interval_(music)#Compound_intervals): > A compound interval is an interval spanning more than... more
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03/14/19

Is modulating from major to relative minor a key change?
I know that C major and A natural minor have the same key signature. Are they considered different keys though? Is modulating from one to the other considered a key change?
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03/14/19

How would one create music based on the principles of Cubism?
How would one create music based on the principles of Cubism?(e.g., 20th century painters: Pablo Picasso, Georges Braque, Juan Gris, Fernand Léger)The basic definition of Cubism calls for the use... more
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03/14/19

Pentatonic Scales Question?
I'm learning the notes on the fret board and I just wanted to ask something about the pentatonic scales you see, A minor pentatonic is A C D E G on the 5th fret, but when I play it on the 2nd fret... more
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03/13/19

What is a Neapolitan 6th?
In studying music theory I have heard the term Neapolitan 6th quite a few times, but I'm not quite sure what it is. What is a Neapolitan 6th and how is it used in a composition?
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Theory Music Theory

03/13/19

problem with dorian scale?
i have a problem with minor dorian scale. you see, the natrual minor scale for the key A is abcdefg and dorian minor scale for the key of A is abcd f sharp g . but E natural minor scale have the... more
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Theory Music Theory

03/13/19

Why are some people so paranoid about music theory?
Music theory is cool. However, I've noticed that a few genres of music tend to discourage it. I just read that learning music theory "seems like the antithesis" of being able to improvise.... more
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Theory Music Theory

03/13/19

I want to start compose music but I don't know where to start?
I play the Double Bass and I've always wanted to compose music for an orchestra. I know that I need to learn more theory, but I don't know where to learn it. I was thinking about learning it in a... more
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03/12/19

What is a parallel mode?
What is a parallel mode? How are the parallel modes used in composition and/or improvisation?
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09/29/16

show that R x Zn has an identity element.
Suppose that R is a ring of characteristic n. If addition and multiplication are defined in R x Zn = {(x, a)lx E R; a E Zn} by (x, a) + (y, b) = (x + y, a +n b), (x, a)(y, b) = (xy + ay + bx,... more
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09/29/16

Ideal and subring
please I want help with that     Consider the ring Mn(R) ofn x n matrices over R, a ring with identity. A square matrix (aij) is said to be upper triangular if aij = 0 for i > j and strictly... more
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04/01/16

Trees [What is the minimum possible depth of T]
I just wanna know how can i get the min with certain number of nodes. Who can explain how to find the min      Consider a binary search tree T with 5 nodes. What is the minimum possible depth... more
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