Porisma
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Vectors: magnitude, direction and products

Work with Cartesian vectors · Diagrams

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Right-handed coordinate directions

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Curl the right-hand fingers from positive x to positive y; the thumb gives positive z. The source hand’s direction role is represented by the labelled turn and +z arrow. Spatial orthogonality does not imply right angles in this projected picture.
Curl the right-hand fingers from positive x to positive y; the thumb gives positive z. The source hand’s direction role is represented by the labelled turn and +z arrow. Spatial orthogonality does not imply right angles in this projected picture.
Curl the right-hand fingers from positive x to positive y; the thumb gives positive z. The source hand’s direction role is represented by the labelled turn and +z arrow. Spatial orthogonality does not imply right angles in this projected picture.
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