Talk:Line (Euclidean geometry)/Archive 1: Difference between revisions
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imported>Peter Schmitt (→Betweenness: new section) |
imported>Peter Schmitt (→Definition via right angles: new section) |
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The two conditions assume "three different points", thus the "at least" could be omitted. --[[User:Peter Schmitt|Peter Schmitt]] 23:18, 11 May 2010 (UTC) | The two conditions assume "three different points", thus the "at least" could be omitted. --[[User:Peter Schmitt|Peter Schmitt]] 23:18, 11 May 2010 (UTC) | ||
== Definition via right angles == | |||
A link to [[Pythagorean theorem]] seems to be appropriate. --[[User:Peter Schmitt|Peter Schmitt]] 23:41, 11 May 2010 (UTC) | |||
Revision as of 18:41, 11 May 2010
Rather cryptic
"The following demonstrates a line:
Given a line AC Point B is on AC ABC is the same line AC"
— rather cryptic; what could it mean? Boris Tsirelson 19:39, 27 March 2010 (UTC)
Lead
Boris, could you provide a short lead? If I do it then I will probably not be allowed to approve it. --Peter Schmitt 23:07, 11 May 2010 (UTC)
Betweenness
The two conditions assume "three different points", thus the "at least" could be omitted. --Peter Schmitt 23:18, 11 May 2010 (UTC)
Definition via right angles
A link to Pythagorean theorem seems to be appropriate. --Peter Schmitt 23:41, 11 May 2010 (UTC)