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Rust and Blockchain

Osuke
April 24, 2019

Rust and Blockchain

Osuke

April 24, 2019
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  1. ϒϩοΫνΣʔϯ෼໺ʹ͓͚Δ

    3VTUΤίγεςϜͷ঺հͱ

    εϨουฒྻॲཧͷ͋Ε͜Ε

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

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  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

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  4. (SJOൿಗૹۚϒϩοΫνΣʔϯ
    4VCTUSBUFϒϩοΫνΣʔϯ։ൃͷϑϨʔϜϫʔΫ
    ϒϩοΫνΣʔϯ෼໺

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  5. ҉߸෼໺
    ߴ଎҆શͳପԁۂઢϥΠϒϥϦ
    ϖΞϦϯάϑϨϯυϦʔͳପԁۂઢ

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

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

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  8. θϩ஌ࣝূ໌
    w Πϯϓοτ஋Λ໌Β͔ʹ͠ͳ͍Ͱܭࢉ݁Ռ͕ਖ਼͍͜͠ͱΛূ໌

    ҉߸Խ
    YGBʜ
    w ʮʯͱ͍͏ਖ਼͍͠਺ࣈ͕ຊ౰ʹ҉߸Խ͞Ε͍ͯΔͷ͔ʁ
    w ਖ਼͍͠ެ։伴Ͱຊ౰ʹ҉߸Խ͞Ε͍ͯΔͷ͔ʁ
    ʮʯΛ໌Β͔ʹ͠ͳ͍Ͱূ໌ʂ
    [L1SPPG
    ূ໌ऀ ݕূऀ

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

    View Slide

  10. εϨουฒྻॲཧ

    4DPQFE5ISFBEͱ5ISFBE1PPM

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  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

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  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

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

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

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  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

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  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