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
YouTubeにおける撤回論文の参照実態 / metascience-meetup2026
Avatar for Jiro Kikkawa corgies
3
320
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
生成AIが科学とRAにもたらしていること：メタサイエンスの視点から
Avatar for Ryuichi Maruyama rmaruy
0
120
やるべきときにMLをやる AIエージェント開発
Avatar for Yusuke Fukasawa fufufukakaka
2
1.5k
20260410_SystemsThinking
Avatar for takusamar takusamar
1
130
第67回コンピュータビジョン勉強会論文紹介「RoboWheel: A Data Engine from Real-World Human Demonstrations for Cross-Embodiment Robotic Learning」
Avatar for Tatsuya Suzuki x_ttyszk
0
150
機械学習 - K-means & 階層的クラスタリング
Avatar for Y. Yamamoto trycycle
PRO
0
1.9k
データベース05: SQL(2/3) 結合質問
Avatar for Y. Yamamoto trycycle
PRO
0
1.3k
科学で迫る勝敗の法則－スポーツデータ分析の最前線 (刈谷市連携講座．2026年7月) / The principle of victory discovered by science. at Kariya City, 2027.07
Avatar for konakalab konakalab
0
120
サンプル対応のない複数遺伝子発現プロファイルに対するテンソル分解型統合解析の要約
Avatar for Y-h. Taguchi tagtag
PRO
0
230
データベース08: 実体関連モデルとは?
Avatar for Y. Yamamoto trycycle
PRO
0
1.6k
Wet Active Matter
Avatar for Rajesh Singh rajeshrinet
0
140

Featured

See All Featured
Leo the Paperboy
Avatar for Maya Tellez mayatellez
8
2.1k
A designer walks into a library…
Avatar for Paul Jervis Heath pauljervisheath
211
24k
The Myth of the Modular Monolith - Day 2 Keynote - Rails World 2024
Avatar for Eileen M. Uchitelle eileencodes
28
3.6k
Ten Tips & Tricks for a 🌱 transition
Avatar for Manu Carrasco Molina stuffmc
0
160
Building Experiences: Design Systems, User Experience, and Full Site Editing
Avatar for Michelle Schulp Hunt marktimemedia
0
570
Ecommerce SEO: The Keys for Success Now & Beyond - #SERPConf2024
Avatar for Aleyda Solis aleyda
1
2.1k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
Avatar for mongodb mongodb
49
10k
<Decoding/> the Language of Devs - We Love SEO 2024
Avatar for Nikki Halliwell nikkihalliwell
1
280
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
Avatar for Michelle Schulp Hunt marktimemedia
31
2.8k
The Curse of the Amulet
Avatar for Matthew Lei leimatthew05
2
14k
Leveraging LLMs for student feedback in introductory data science courses - posit::conf(2025)
Avatar for Mine Cetinkaya-Rundel minecr
1
340
Un-Boring Meetings
Avatar for Sebastian Deterding codingconduct
0
380

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!