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  2. Schroeder stairs - Wikipedia

    en.wikipedia.org/wiki/Schroeder_stairs

    Schroeder stairs can be perceived in two ways, depending on whether the viewer considers A or B to be the closer wall. Schroeder stairs (Schröder's stairs) is an optical illusion which is a two-dimensional drawing which may be perceived either as a drawing of a staircase leading from left to right downwards or the same staircase only turned upside down, a classical example of perspective ...

  3. Architectural drawing - Wikipedia

    en.wikipedia.org/wiki/Architectural_drawing

    An architectural drawing or architect's drawing is a technical drawing of a building (or building project) that falls within the definition of architecture.Architectural drawings are used by architects and others for a number of purposes: to develop a design idea into a coherent proposal, to communicate ideas and concepts, to convince clients of the merits of a design, to assist a building ...

  4. Multiview orthographic projection - Wikipedia

    en.wikipedia.org/wiki/Multiview_orthographic...

    The 3D interpretation is a solid truncated cone, with the small end pointing toward the viewer. The front view is, therefore, two concentric circles. The fact that the inner circle is drawn with a solid line instead of dashed identifies this view as the front view, not the rear view. The side view is an isosceles trapezoid.

  5. Relativity (M. C. Escher) - Wikipedia

    en.wikipedia.org/wiki/Relativity_(M._C._Escher)

    Relativity is a lithograph print by the Dutch artist M. C. Escher, first printed in December 1953.The first version of this work was a woodcut made earlier that same year. [1]

  6. Isometric projection - Wikipedia

    en.wikipedia.org/wiki/Isometric_projection

    Isometric graph paper can be placed under a normal piece of drawing paper to help achieve the effect without calculation. In a similar way, an isometric view can be obtained in a 3D scene. Starting with the camera aligned parallel to the floor and aligned to the coordinate axes, it is first rotated horizontally (around the vertical axis) by ± ...

  7. House of Stairs - Wikipedia

    en.wikipedia.org/wiki/House_of_Stairs

    House of Stairs is a lithograph print by the Dutch artist M. C. Escher first printed in November 1951. This print measures 47 cm × 24 cm (18 + 5 ⁄ 8 in × 9 + 3 ⁄ 8 in). It depicts the interior of a tall structure crisscrossed with stairs and doorways. A total of 46 wentelteefje (imaginary creatures created by Escher) are crawling on the ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Axonometric projection - Wikipedia

    en.wikipedia.org/wiki/Axonometric_projection

    [2] [3] Typically in axonometric drawing, as in other types of pictorials, one axis of space is shown to be vertical. In isometric projection , the most commonly used form of axonometric projection in engineering drawing, [ 4 ] the direction of viewing is such that the three axes of space appear equally foreshortened , and there is a common ...