Rust and Blockchain

Transcript

1. ϒϩοΫνΣʔϯ෼໺ʹ͓͚Δ

   3VTUΤίγεςϜͷ঺հͱ

   εϨουฒྻॲཧͷ͋Ε͜Ε
   

   View Slide

2. w -BZFS9ͷ3%෦໳
   w ϒϩοΫνΣʔϯ͕޷͖ͰΤϯδχΞ
   ʹͳͬͨɻ
   w 3VTUͰϒϩοΫνΣʔϯ΍҉߸ϓϩ
   τίϧͷ։ൃΛ୲౰
   w ࠷ۙɺ;FSPDIBJO͍ͬͯ͏ൿಗԽϒ
   ϩοΫνΣʔϯΛϦϦʔεʂ
   0TVLF
   5XJUUFS![PPN@[PPN[P
   

   View Slide

3. 3VTUΤίγεςϜ
   w 1BSJUZ &UIFSFVN
   
   w -JHIU)PVTF &UISFVN
   
   w (SJO .JOCMF8JNCMF
   
   w OFBSDPSF OFBSQSPUPDPM
   
   w MJCQQ 11ωοτϫʔΫ
   
   w 4VCTUSBUF ϒϩοΫνΣʔϯ

   ϑϨʔϜϫʔΫʣ
   w #-4ʢପԁۂઢʣ
   w +VCKVCʢପԁۂઢʣ
   w DVSWFEBMFL

   ʢପԁۂઢʣ
   w #FMMNBO θϩ஌ࣝূ໌ʣ
   w CVMMFUQSPPGTʢθϩ஌ࣝূ໌ʣ
   w NVMUJQBSUZFDETB ॺ໊
   
   ҉߸
   ϒϩοΫνΣʔϯ
   

   View Slide

4. (SJOൿಗૹۚϒϩοΫνΣʔϯ
   4VCTUSBUFϒϩοΫνΣʔϯ։ൃͷϑϨʔϜϫʔΫ
   ϒϩοΫνΣʔϯ෼໺
   

   View Slide

5. ҉߸෼໺
   ߴ଎҆શͳପԁۂઢϥΠϒϥϦ
   ϖΞϦϯάϑϨϯυϦʔͳପԁۂઢ
   

   View Slide

6. ପԁۂઢͷύϥϝλΛ
   &OHJOFτϨΠτͷؔ࿈ܕ
   ͱͯ͠ఆٛ
   ۂઢ্ͷ܈ߏ଄ͷఆٛ
   (ͷࣹӨฏ໘ఆٛ
   (ͷΞϑΟϯฏ໘ఆٛ
   (ͷࣹӨฏ໘ఆٛ
   

   View Slide

7. w Φʔϓϯιʔεʂ
   w IUUQTHJUIVCDPN-BZFS9DPN[FSPDIBJO
   w શͯ3VTUͰ࣮૷
   w ͬ͘͟Γಛ௃
   w ϒϩοΫνΣʔϯʹه࿥͢ΔσʔλΛશͯ҉߸Խͯ͠อଘ
   w ଞਓͷσʔλʢ҉߸௨՟ͷอ༗ྔͱ͔ʣΛݟΕͳ͍Α͏ʹ͍ͯ͠Δ
   ;FSPDIBJO
   

   View Slide

8. θϩ஌ࣝূ໌
   w Πϯϓοτ஋Λ໌Β͔ʹ͠ͳ͍Ͱܭࢉ݁Ռ͕ਖ਼͍͜͠ͱΛূ໌
   
   ҉߸Խ
   YGBʜ
   w ʮʯͱ͍͏ਖ਼͍͠਺ࣈ͕ຊ౰ʹ҉߸Խ͞Ε͍ͯΔͷ͔ʁ
   w ਖ਼͍͠ެ։伴Ͱຊ౰ʹ҉߸Խ͞Ε͍ͯΔͷ͔ʁ
   ʮʯΛ໌Β͔ʹ͠ͳ͍Ͱূ໌ʂ
   [L1SPPG
   ূ໌ऀ ݕূऀ
   

   View Slide

9. θϩ஌ࣝূ໌͸
   ͱͯ΋ॏ͍ॲཧ
   ;FSPDIBJOͷશମεΩʔϜ
   #FMMNBOϥΠϒϥϦΛ
   ϕʔεʹฒྻॲཧ
   

   View Slide

10. εϨουฒྻॲཧ

    4DPQFE5ISFBEͱ5ISFBE1PPM
    

    View Slide

11. w 4DPQFEUISFBEͷͨΊͷ
    $SPTTCFBNͱ

    5ISFBEQPPMͷͨΊͷ
    $QV1PPMͷ

    ബ͍ϥούʔΛ༻ҙ
    w ཁ͸ɺSBZPOతͳ΋ͷΛࣗલ࣮૷
    w SBZPO࢖͏ΑΓ଎͍Β͍͠
    w θϩ஌ࣝূ໌Ͱͷ''5΍ଟ߲ࣜԋ
    ࢉͳͲͷॏ͍ॲཧΛ

    4DPQFEεϨουʹ5BTLͱͯ͠౤
    ͍͛ͯ͘ɻ
    ֓ཁ
    

    View Slide

12. $SPTTCFBN
    w 3BZPO ฒྻॲཧϥΠϒϥϦ
    ΍5PLJP ඇಉظ*0ϥΠϒϥϦ
    ʹ΋࢖ΘΕ
    ͍ͯΔฒߦϓϩάϥϜͷͨΊͷMPXMFWFMͳϥΠϒϥϦ
    w TUETZODͷਐԽ൛Έ͍ͨͳΠϝʔδ
    w TDPQF4DPQFEεϨουΛఏڙ
    w EFRVFXPSLTUFBMJOHϕʔεͷλεΫεέδϡʔϥ
    w DIBOOFM.14$Ͱ͸ͳ͘.1.$
    w "UPNJD$FMMΞτϛοΫͳ$FMMܕ "UPNJD3FGFSFODF͸50%0ʣ
    w ɾɾɾ
    

    View Slide

13. 4DPQFEUISFBE
    w 4DPQF಺Ͱ5ISFBE͕+PJO͞ΕΔ
    ͜ͱ͕อূ͞Ε͍ͯΔͷͰ0,
    DSPTTCFBN@VUJMTUISFBETDPQF
    w QFPQMFͷϥΠϑλΠϜ
    ͸`TUBUJDͳͷͰίϯύΠϧΤϥʔ
    TUEUISFBE
    

    View Slide

14. 8PSLTUFBMJOHBMHPSJUIN
    w DSPTTCFBN@EFRVF EPVCMFFOEFERVFVF
    ͳͲ͕ఏڙ
    w GVUVSFΛ࣮ߦ͢ΔεϨου͝ͱͷλεΫ࣮ߦΩϡʔΛϩʔυόϥϯγϯά
    w ଞͷϫʔΧʔεϨου͕Ωϡʔ͔ΒzTUFBMz͢Δઓུ
    w ϩοΫΛͰ͖Δ͚ͩগͳ͘Ұ൪େ͖ͳλεΫΛzTUFBMzͤ͞Δ
    

    View Slide

15. 5ISFBEQPPM
    w UPLJPUISFBE@QPPM
    w 8PSLTUFBMJOH'*'0 λεΫGBJSOFTTͷ༏ઌʣ
    w SBZPO5ISFBE1PPM
    w 8PSLTUFBMJOH-*'0 Ωϟογϡ׆༻ͷ༏ઌ
    
    w
    GVUVSFT@DQVQPPM
    GVUVSF@FYFDVUPSUISFBE@QPPM
    w GBJSOFTT༏ઌ
    ϕϯνϚʔΫ SBZPOؒʹ߹Θͣʣ
    

    View Slide

16. g(x) = b0
    + b1
    x + . . . + bn
    xn
    f(x) = a0
    + a1
    x + . . . + an
    xn
    w Α͠ͳͳཁૉ਺͝ͱʹΑ͠ͳʹϚϧνεϨουॲཧ
    ଟ߲ࣜԋࢉΛฒྻॲཧ
    (n = 106)
    

    View Slide

17. 0TVLF
    5XJUUFS![PPN@[PPN[P
    ऴΘΓʂ
    

    View Slide