vol.01
Basis Vectors &
Coordinates
Basis vectors are the smallest units of any space. They determine how a space spans.
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Now, imagine that we have a set of two or more vectors. We can use these vectors to build up any other vector in the same space, kind of like building with legos. But in order to do this, we need a way to describe each vector in terms of the other vectors. That's where basis vectors come in.

Basis vectors are a set of vectors that can be used to describe any other vector in the same space. Think of them as the "building blocks" or "legos" that we mentioned earlier. They form a kind of coordinate system that allows us to describe any vector in terms of its position relative to the basis vectors. For example, in two-dimensional space, we can use the vectors (1,0) and (0,1) as basis vectors. These vectors are commonly written as i and j, respectively. Any other vector in two-dimensional space can be described as a linear combination of i and j.

So, if we have a vector (3,2), we can describe it as 3i + 2j, which means "go 3 units in the i direction and 2 units in the j direction." This allows us to work with vectors in a more systematic and organized way, and is essential in many areas of mathematics and science.I hope that helps! Let me know if you have any more questions.

A coordinate system is a system of numbers used to identify the position of a point or an object in space. It is a way of measuring distance and direction from a fixed reference point, which is usually called the origin.The most common coordinate system is the Cartesian coordinate system, which is named after the French mathematician René Descartes. In this system, any point in two-dimensional space (like a point on a piece of paper) can be identified by two numbers, called coordinates, which represent its distance from the origin in two perpendicular directions, usually labeled x and y.The x-axis is a horizontal line that passes through the origin, and the y-axis is a vertical line that also passes through the origin. The point where the x and y axes intersect is called the origin, and its coordinates are (0, 0).To identify the position of a point in this system, we measure its distance from the origin in the x-direction and the y-direction, and write the coordinates as (x, y). For example, the point (3, 4) represents a point that is 3 units to the right of the origin and 4 units up from the origin.This system can be extended to three-dimensional space by adding a third axis, usually called the z-axis, that is perpendicular to both the x and y axes. Any point in three-dimensional space can then be identified by three coordinates (x, y, z).Coordinate systems are used in many fields of science and engineering, such as physics, astronomy, and engineering, to describe the location of objects and their movements. They are also used in computer graphics and video games to create 3D environments and objects.

Now, imagine that we have a set of two or more vectors. We can use these vectors to build up any other vector in the same space, kind of like building with legos. But in order to do this, we need a way to describe each vector in terms of the other vectors. That's where basis vectors come in.

Basis vectors are a set of vectors that can be used to describe any other vector in the same space. Think of them as the "building blocks" or "legos" that we mentioned earlier. They form a kind of coordinate system that allows us to describe any vector in terms of its position relative to the basis vectors. For example, in two-dimensional space, we can use the vectors (1,0) and (0,1) as basis vectors. These vectors are commonly written as i and j, respectively. Any other vector in two-dimensional space can be described as a linear combination of i and j.

So, if we have a vector (3,2), we can describe it as 3i + 2j, which means "go 3 units in the i direction and 2 units in the j direction." This allows us to work with vectors in a more systematic and organized way, and is essential in many areas of mathematics and science.I hope that helps! Let me know if you have any more questions.

A coordinate system is a system of numbers used to identify the position of a point or an object in space. It is a way of measuring distance and direction from a fixed reference point, which is usually called the origin.The most common coordinate system is the Cartesian coordinate system, which is named after the French mathematician René Descartes. In this system, any point in two-dimensional space (like a point on a piece of paper) can be identified by two numbers, called coordinates, which represent its distance from the origin in two perpendicular directions, usually labeled x and y.The x-axis is a horizontal line that passes through the origin, and the y-axis is a vertical line that also passes through the origin. The point where the x and y axes intersect is called the origin, and its coordinates are (0, 0).To identify the position of a point in this system, we measure its distance from the origin in the x-direction and the y-direction, and write the coordinates as (x, y). For example, the point (3, 4) represents a point that is 3 units to the right of the origin and 4 units up from the origin.This system can be extended to three-dimensional space by adding a third axis, usually called the z-axis, that is perpendicular to both the x and y axes. Any point in three-dimensional space can then be identified by three coordinates (x, y, z).Coordinate systems are used in many fields of science and engineering, such as physics, astronomy, and engineering, to describe the location of objects and their movements. They are also used in computer graphics and video games to create 3D environments and objects.

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