# Point

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In the 4D projective geometric algebra $$\mathcal G_{3,0,1}$$, a point $$\mathbf p$$ is a vector having the general form
$$\mathbf p = p_x \mathbf e_1 + p_y \mathbf e_2 + p_z \mathbf e_3 + p_w \mathbf e_4$$ .