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- 7 - Wikipedia
Most devices use three line segments, but devices made by some Japanese companies such as Sharp and Casio, as well as in the Koreas and Taiwan, 7 is written with four line segments because in those countries, 7 is written with a "hook" on the left, as ① in the following illustration
- 7 (number) - New World Encyclopedia
On the seven-segment displays of pocket calculators and digital watches, 7 is the number with the most common glyph variation (0, 6 and 9 also have variant glyphs) Most calculators use three line segments, but in some brands of calculators, 7 is written with four line segments
- 7-Zip
7-Zip is a file archiver with a high compression ratio 7-Zip is free software with open source The most of the code is under the GNU LGPL license Some parts of the code are under the BSD 3-clause License Also there is unRAR license restriction for some parts of the code Read 7-Zip License information
- Number symbolism - Numerology, Mysticism, Occultism | Britannica
The number 7 is often considered lucky, and it has a definite mystique, perhaps because it is a prime number—that is, it cannot be obtained by multiplying two smaller numbers together
- Symbolism - Fun Facts - Religion - Mythology - Number 7
Number 7 is the number of perfection, security, safety and rest Seven contains the number three of the heavens and soul with the number four of the earth and body The Pythagoreans called the number 7 “the Septad” The seven colors of the rainbow
- 7 - Wiktionary, the free dictionary
A West Arabic numeral, ultimately from Indic numerals (compare Devanagari ७ (7)) See 7 § Evolution of the Arabic digit for more
- Number 7 facts
7 is the smallest number of sides of a regular polygon that is not constructible by straightedge and compass Number 7 or +7 or 007 is a dial the international call prefix for Kazakhstan (00 +) is dial the international call prefix
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