Add introduction and title.
Add an explanation of behaivor of conjugate solutions.
Add description at header of section "solutions"
subsection 目的 is now header of section 数値解.
fix tab style
Fix tab style and some issue.
Fix description of tetration
Fix 文末尾
Add description of theorems.
Add some description to 語調を整える.
Add bibliography.
some fix.
use \input instead of \include
add \displaystyle before every \lim in inline math environment
Add plot files and graph.
Add graphs.
fix introduction
言葉づかい修正
言葉づかい修正
言葉づかい修正
式のミス修正
last fix