Transcription: Architects and engineers who work with solar heating and cooling and HVAC, heating, ventilation, and air conditioning worry a lot about shadows. Builders are concerned with the shadows cast upon their structure by other structures at different hours of the day and different times of the year since this can greatly affect the comfort within their structure and its appearance. Also, builders need to be concerned with how shadows from their structure affect the function and appearance of other structures. Finding shadows is usually a direct application of the problem of the intersection of a line ...
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