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Date: 19-9-2020
980
Date: 3-11-2019
738
Date: 11-3-2020
692
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A "visual representation" number which is a sum of some simple function of its digits. For example,
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are all VR numbers given by Madachy (1979), where is a factorial and is a subfactorial.
REFERENCES:
Madachy, J. S. Madachy's Mathematical Recreations. New York: Dover, pp. 165-171, 1979.
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دراسة تحدد أفضل 4 وجبات صحية.. وأخطرها
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قسم الشؤون الفكرية يصدر كتاب الفلسفة الغربية برؤية الشيخ مرتضى مطهري
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