Examples of using Three vectors in English and their translations into Thai
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Colloquial
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Ecclesiastic
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Ecclesiastic
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Computer
It's also in the span of those three vectors.
I have exactly three vectors that span R3 and they're.
This is clearly another linear combination of these three vectors.
So this set of three vectors will also be linearly dependent.
And it's really just a simplification of the cross product of three vectors.
This is a linear combination of those three vectors, so it's included in the span.
So, the span is the set of all of the linear combinations of these three vectors.
What linear combination of these three vectors equal the zero vector? .
All of a sudden here, we have expressed our solution set as essentially the linear combination of the linear combination of three vectors.
I can always tell you some combination of these three vectors that will add up to those.
Linear combination of these three vectors that result in the zero vector are when you weight all of them by zero.
I can say definitively that the set of vectors, of these three vectors, does indeed span R3.
In order for the span of these three vectors to kind of get more dimensionality or start representing R3, the third vector will have to break out of that plane.
I'm just representing this vector x, it's a member of this, so it can be represented as a linear combination of those three vectors.
To span R3, that means some linear combination of these three vectors should be able to construct any vector in R3.
So to show that just these three vectors by themselves span our column space, we just have to show that I can represent a3 and a5 as linear combinations of a1, a2, and a4.
So in general, and I haven't proven this to you, but I could, is that if you have exactly three vectors and they do span R3, they have to be linearly independent.
I picked three vectors right here, but it could have been n vectors and I could have used the same argument that the span of n vectors is a valid subspace of Rn.
If each of these add new information, it seems like maybe I could describe any vector in R3 by these three vectors, by some combination of these three vectors.
So those guys have to be 0, which imply that these three vectors, a1, a2, and a4, so that implies that the set a1, a2, and a4 are linearly independent.
And linearly independent, in my brain that means, look, I don't have any redundant vectors, anything that could have just been built with the other vectors, and I have exactly three vectors, and it's spanning R3.
Especially cross products of three dimensional vectors.
Well, you write i, j, k on top like you're taking the cross product of any two three dimensional vectors, and then you take the first vector-- but it's really a vector operator, but it's this del operator.
The three vector lines represent the zero sequence current and it is detected by adding the vector of three phases current.
So in this calculation, I have three times a vector plus a vector minus another vector divided by three. .
So let's say our vector field-- and I will do a three dimensional vector field just to do a fairly complicated example; I'm just going to make it up on the fly--so let's say in the x-direction the magnitude of the field is, I don't know.