Upgrade to Pro — share decks privately, control downloads, hide ads and more …

HajimetenoLT vol.17

Avatar for hashimoto-kei hashimoto-kei
November 22, 2025
Science
250
1

HajimetenoLT vol.17

⚡️初めてのLT会 Vol.17 に登壇した際の資料です。
https://bootcamp.fjord.jp/events/187

Avatar for hashimoto-kei

hashimoto-kei

November 22, 2025

More Decks by hashimoto-kei

See All by hashimoto-kei
AkarengaLT vol.43
Avatar for hashimoto-kei hashimoto_kei
0
120
Offline Meetup | Fukuoka Rubyist Kaigi 05 Day0
Avatar for hashimoto-kei hashimoto_kei
0
110
AkarengaLT vol.41
Avatar for hashimoto-kei hashimoto_kei
1
160
AkarengaLT vol.40
Avatar for hashimoto-kei hashimoto_kei
0
120
AkarengaLT vol.38
Avatar for hashimoto-kei hashimoto_kei
1
300
AkarengaLT vol.37
Avatar for hashimoto-kei hashimoto_kei
0
150
AkarengaLT vol.36
Avatar for hashimoto-kei hashimoto_kei
0
130
AkarengaLT vol.35
Avatar for hashimoto-kei hashimoto_kei
0
220
Boast Code Party | RubyKaigi 2025 After Event
Avatar for hashimoto-kei hashimoto_kei
2
400

Other Decks in Science

See All in Science
機械学習 - 授業概要
Avatar for Y. Yamamoto trycycle
PRO
0
580
Conversation is the New Dashboard： 属人性を排除する第4世代BIツールの勢力図
Avatar for ShoMaekawa/ウィル shomaekawa
1
630
20251212_LT忘年会_データサイエンス枠_新川.pdf
Avatar for shinpsan shinpsan
0
320
東北地方における過去20年間の降水量の変化
Avatar for Forestgeo.info naokimuroki
1
400
20260220 OpenIDファウンデーション・ジャパン ご紹介 / 20260220 OpenID Foundation Japan Intro
Avatar for OpenID Foundation Japan oidfj
0
390
20260722【JAWS-UG東京 ランチタイムLT会 #37④】AWS Well-Architectedフレームワークに沿った回答をするAIエージェントを作ってみた
Avatar for Taka nozakijcom
1
120
データベース09: 実体関連モデル上の一貫性制約
Avatar for Y. Yamamoto trycycle
PRO
0
1.8k
データベース02: データベースの概念
Avatar for Y. Yamamoto trycycle
PRO
2
1.3k
YouTubeにおける撤回論文の参照実態 / metascience-meetup2026
Avatar for Jiro Kikkawa corgies
3
320
水耕栽培：古代の知恵から宇宙農業まで
Avatar for 栽培設計室 grow_design_lab
0
190
機械学習 - DBSCAN
Avatar for Y. Yamamoto trycycle
PRO
0
2k
社内で活躍できるデータサイエンティストになるために
Avatar for 野原明粋（ノハラ アイキ） aikinohara
1
130

Featured

See All Featured
The Impact of AI in SEO - AI Overviews June 2024 Edition
Avatar for Aleyda Solis aleyda
5
1.2k
The Limits of Empathy - UXLibs8
Avatar for Cassini Nazir cassininazir
1
600
Why You Should Never Use an ORM
Avatar for John Nunemaker jnunemaker
PRO
61
10k
The Straight Up "How To Draw Better" Workshop
Avatar for Dennis Kardys denniskardys
239
140k
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
274
21k
Keith and Marios Guide to Fast Websites
Avatar for Keith Pitt keithpitt
413
23k
Save Time (by Creating Custom Rails Generators)
Avatar for Garrett Dimon garrettdimon
PRO
32
4.3k
The SEO identity crisis: Don't let AI make you average
Avatar for Varn varn
0
530
Are puppies a ranking factor?
Avatar for Jono Alderson jonoalderson
1
3.8k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1369
210k
Pawsitive SEO: Lessons from My Dog (and Many Mistakes) on Thriving as a Consultant in the Age of AI
Avatar for David Carrasco davidcarrasco
0
210
Designing Experiences People Love
Avatar for Jonathan Moore moore
143
24k

Transcript

  1. 2025/11/22 hashimoto-kei ॳΊͯͷ LT ձ Vol. 17

  2. ࣗݾ঺հ

  3. ໊લɿhashimoto-kei

  4. None

  5. ग़਎ɿ෱Ԭ

  6. झຯɿα΢φ, Podcast

  7. ޷͖ͳຊɿNand2Tetris

  8. None

  9. ࠓ೔ͷςʔϚ

  10. ৘೤Λ࣋ͬͯΔ͜ͱ

  11. 🔥

  12. ͘͠Έ.math

  13. None
  14. None

  15. ָ͠Έํ

  16. ϓϩάϥϛϯά

  17. ڝϓϩ ⏱

  18. ݴޠॲཧ ⚙

  19. ਺ֶ

  20. डݧ਺ֶ ⏱

  21. ਺ֶͷ࢓૊Έ ⚙

  22. ڝϓϩ ⏱ ݴޠॲཧ ⚙

  23. डݧ਺ֶ ⏱ ਺ֶͷ࢓૊Έ ⚙

  24. डݧ਺ֶ ⏱ ެཧओٛ ⚙

  25. डݧ਺ֶ ⏱ ެཧओٛ ⚙ 👉

  26. ༡ΜͰΈΔ

  27. 🥳

  28. ಉҰࢹ

  29. None

  30. 🤔

  31. 2 ͭ΋ཁΔʁ

  32. 1 ͭͰे෼ʂ

  33. None

  34. ্͸ূ໌ࡁΈͱ͢Δ

  35. ্͔ΒԼΛಋ͘

  36. None

  37. Լͷࣜͷࠨล

  38. ্ͷࣜΛ࢖ͬͯల։

  39. ܭࢉ͢ΔͱɺԼͷࣜͷӈลʹͳΔ

  40. 🎉

  41. ެཧओٛ

  42. None

  43. 🤔

  44. ͜Ε͸Ͳ͔͜Β ग़͖ͯͨͷʁ

  45. ެཧ

  46. ެཧͱ͸ʁ

  47. ྫ͑͹

  48. ྗֶͷݪཧ

  49. ⚙

  50. ׳ੑͷ๏ଇ

  51. ӡಈํఔࣜ

  52. ࡞༻ɾ൓࡞༻ͷ๏ଇ

  53. 3 ͚ͭͩ

  54. ͜ͷ 3 ͭΛ࢖ͬͯ ྗֶͷཧ࿦Λ࡞Δ

  55. ྫ͑͹

  56. ΤωϧΪʔอଘଇ

  57. ӡಈྔอଘଇ

  58. ͜ͷ 2 ͭ΋ ྗֶͷݪཧ͔Βಋ͔ΕΔ

  59. 1. ׳ੑͷ๏ଇ 2. ӡಈํఔࣜ 3. ࡞༻ɾ൓࡞༻ͷ๏ଇ 4. ΤωϧΪʔอଘଇ 5. ӡಈྔอଘଇ

    6. etc…

  60. 1. ׳ੑͷ๏ଇ 2. ӡಈํఔࣜ 3. ࡞༻ɾ൓࡞༻ͷ๏ଇ 4. ΤωϧΪʔอଘଇ 5. ӡಈྔอଘଇ

    6. etc… ݪཧ͸ 3 ͚ͭͩ

  61. ⚙

  62. ߴߍ਺ֶʹ΋ ͍͔ͭ͘ެཧ͕ଘࡏ͢Δ

  63. ྫ͑͹

  64. ݁߹๏ଇ ʢ࣮਺ͷ࿨ʹؔ͢Δʣ

  65. None

  66. Ͳ͔͜Β଍ͯ͠΋ OK

  67. ଍͠ࢉͷ໰୊ 23 + 1 + 9999

  68. ଍͠ࢉͷ໰୊ 23 + 1 + 9999 ͔ͬͪ͜Βઌʹܭࢉͯ͠ OK

  69. ަ׵๏ଇ ʢ࣮਺ͷੵʹؔ͢Δʣ

  70. None

  71. ֻ͚ࢉ͸ೖΕସ͑ͯ OK

  72. ֻ͚ࢉͷ۝۝ 4 * 5 = 5 *4 = 20

  73. ֻ͚ࢉͷ۝۝ 4 * 5 = 5 *4 = 20 ೖΕସ͑ͯ΋ಉ͡౴͑

  74. ࣮਺ͷ෼഑๏ଇ

  75. None

  76. ࠨ͔Βͷ෼഑๏ଇ

  77. ӈ͔Βͷ෼഑๏ଇ

  78. 1. ݁߹๏ଇʢ࣮਺ͷ࿨ʣ 2. ަ׵๏ଇʢ࣮਺ͷੵʣ 3. ෼഑๏ଇʢࠨ/ӈ͔Βͷ෼഑ʣ

  79. ͜ͷ 3 ͭͷެཧΛ࢖ͬͯ ઌ΄ͲͷࣜΛূ໌͢Δ

  80. None
  81. None

  82. 2 ৐ͷఆٛ

  83. ࠨ͔Βͷ෼഑๏ଇ

  84. ӈ͔Βͷ෼഑๏ଇ

  85. ࿨ʹؔ͢Δ݁߹๏ଇ

  86. ੵʹؔ͢Δަ׵๏ଇ

  87. None

  88. 🎉

  89. نଇੑ

  90. ౳ൺ਺ྻͷ࿨

  91. None

  92. ެࣜ

  93. None

  94. ؙ҉ه...?

  95. 😭

  96. ☝

  97. ☝

  98. ☝

  99. ఆٛࣜͰे෼

  100. ఆٛࣜͷ྆ลΛ r ഒͨ͠΋ͷΛλςʹฒ΂Δ

  101. None

  102. 1 ͭӈʹζϥͯ͠ॻ͘ͷ͕ϙΠϯτʂ

  103. ลʑΛҾ͘ͱ…

  104. ͕͜͜ফ͑Δʂ

  105. None

  106. ৚݅Λ௥Ճ

  107. None

  108. ྆ลΛ 1 -r ͰׂΔͱ…

  109. None

  110. 🎉

  111. ҰൠԽ

  112. Ҽ਺෼ղͷެࣜ

  113. None

  114. ؙ҉ه...?

  115. 😭

  116. ☝

  117. ☝

  118. ☝

  119. ҰൠԽͰ͖Δ

  120. None

  121. ઌ΄ͲͷެࣜΛ ࢖ͬͯূ໌ͯ͠ΈΔ

  122. ࠶ܝ

  123. None
  124. None

  125. ͜ͷͱ͖ɺ ࣍ͷެ͕ࣜ੒Γཱͭ

  126. None

  127. ఆٛࣜͱެ͔ࣜΒ ͕࣍੒Γཱͭ

  128. None

  129. ྆ลʹ 1 - r Λֻ͚Δͱ…

  130. None

  131. r = 1 ͷͱ͖΋ ੒Γཱͭ͜ͱʹ஫ҙʂ

  132. ͜͜Ͱ

  133. None

  134. Λ୅ೖͯ͠

  135. ྆ลʹ a^n Λֻ͚Δͱ…

  136. None

  137. a = 0 ͷͱ͖΋ ੒Γཱͭ͜ͱʹ஫ҙʂ

  138. 🎉

  139. ࢹ֮Խ

  140. ճసߦྻ

  141. None

  142. ؙ҉ه...?

  143. 😭

  144. ☝

  145. ☝

  146. ☝

  147. ਤͰे෼ 1

  148. ఺ (1, 0) ͱ఺ (0, 1) Λ θ ͚ͩճస 1

  149. 1 1

  150. ࡾ֯ؔ਺ͷఆ͔ٛΒ ͕࣍੒Γཱͭ 1

  151. None

  152. ·ͱΊͯॻ͘ͱ

  153. None

  154. Α͘ݟΔͱ୯Ґߦྻʹͳ͍ͬͯΔ

  155. 🎉

  156. ࢹ֮Խ

  157. ࡾ֯ؔ਺ͷՃ๏ఆཧ

  158. None

  159. ؙ҉ه...?

  160. 😭

  161. ☝

  162. ☝

  163. ☝

  164. ਤͰे෼

  165. 1 1

  166. ճసߦྻʹ͍ͭͯ ࣍ͷ͕ࣜ੒Γཱͭ

  167. None

  168. β ͚ͩճసͤͯ͞ɺ͞Βʹ α ͚ͩճస Ұؾʹ α + β ͚ͩճస

  169. ࠶ܝ

  170. None

  171. ͜ΕΛ࢖͏ͱɺ ࣍ͷ͕ࣜ੒Γཱͭ

  172. None

  173. ͜͜Λܭࢉ͢Ε͹ɺsin(α + β) = sin α cos β + cos

    α sin β ͕ಘΒΕΔ

  174. ͜͜Λܭࢉ͢Ε͹ɺcos(α + β) = cos α cos β - sin

    α sin β ͕ಘΒΕΔ

  175. 🎉

  176. End … ?

  177. ͍ΖΜͳָ͠Έํ

  178. ֮͑Δ͚ͩ͸ਏ͍😭

  179. ߟ͑Δͷ͸ָ͍͠🥳

  180. ͘͠Έ.math

  181. ͓ʔ͍ɺү໺ɺ ਺ֶ΍Ζ͏ͥʂ⚾

  182. ⚙ ⚾

  183. Thank you for listening!