Restricted Areas

Series: Function Series

Year Published: 1967

Creator: British Broadcasting Corp TV

Format: 16mm

Sound: sound

Description: Considers the navigation of a vessel down a tidal river as an example of restricted areas. Shows that a number of inequalities act on variables in the situation, such as the height of bridges, the draught of the vessel and the depth of the water. Illustrates the possible solutions allowed by the intersection of the conditions.


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