Ilimi:Ilimin sakandare da makarantu

Tarihin Archimedes. Binciken da aka gano na Archimedes

Masanin kimiyyar Girkanci Ancient Archimedes shi ne mai kirkiro, mathematician, zanen, injiniya, likitan lissafi, astronomer and mechanic. Ya kafa irin wannan shugabanci kamar ilmin lissafin ilmin lissafi. Mai binciken ya kuma samar da hanyoyi don neman kundin, sassa da yankunan daban-daban da kuma siffofi, yana tsammanin ƙaddamar da lissafi. Shi ne mawallafi na abubuwa masu yawa. Sunan masanin kimiyya ya danganta da fitowar dokokin shari'a, gabatarwa da kalmar "tsakiyar kwarewa" da kuma bincike a fagen hydrostatics. Lokacin da Romawa suka kai wa Syracuse hari, Archimedes ya haɗu da ƙungiyar aikin injiniya na birnin.

A lokutan fasaha mai zurfi da bincike na kimiyya, mun saba da fahimtar abubuwan da suka samu a matsayin wani abu na al'ada, suna manta da cewa masana kimiyya na zamani sun kafa tushen ilimi na yanzu. Su ne magoya baya. Kuma Archimedes na Syracuse ya kasance mai basira a gaba ɗaya. Bayan haka, ya tabbatar da mafi yawan tunaninsa a aikace. Abokan mu sunyi nasarar amfani da su a cikin aikin su, ko da yake basu san ko wanene marubuta ba. Tarihin Archimedes ya zo ne kawai a zamaninmu kawai daga labari da tunani. Muna ba da shawara ka karanta shi.

Yara da karatu

Archimedes, wanda aka gabatar da ɗan littafinsa na kasa da kasa a kasa, an haifi shi ne a birnin Syracuse a kusa da 287 BC. E. Yaro ne a lokacin da Sarkin Siriya ya yi yaƙe-yaƙe tare da Carthaginians da Romawa, yana ƙoƙari ya haifar da tsarin Helenanci na sabon tsarin. Musamman bambanta a cikin wannan yaki, Hieron - dangin Archimedes, wanda daga baya ya zama sarkin Syracuse. Phidias (mahaifin yaron) yana kusa da Hiero. Wannan ya ba shi damar ba Archimedes ilimi. Amma saurayi bai san ilimin ilimi ba, sai ya tafi Alexandria, wanda yake a wancan lokaci cibiyar kimiyya. A nan ne Ptolemies, sarakunan Masar, sun tattara manyan malaman Girkanci da masu tunani a wannan lokaci. Har ila yau, a Alexandria ita ce babbar ɗakunan karatu a duniya, inda Archimedes ya dade yana nazarin ilimin lissafi da ayyukan Eudoxus, Democratus, da dai sauransu. A cikin shekarun nan, mai bincike na gaba ya zama abokantaka tare da masanin astronomer Konon, mashahurin geographer da lissafin Eratosthenes. Sa'an nan kuma yana da takarda mai yawa tare da su.

Na farko sana'a

Bayan nazarin Archimedes, wanda ɗan adam ya san labarinsa na ɗan lokaci, ya koma Syracuse ya kuma gaji gidan Firayimci na kotu. Na gode wa Hieron a cikin birni, lokacin lokacin ya zo. Don fita daga hannu a cikin Farko Punic War, ya biya wata babbar indemnity zuwa Roma. A cikin "Tarihin Duniya" Polybius ya bayyana shi kamar haka: "Hieron ya zo iko, ba shi da girma, ko wadata, ko kyauta. Bai yi wa kowa laifi ba, bai kori ba, bai kashe ba, amma ya yi mulkin shekaru 54 ... "Duk da haka, Hieron, kamar wadanda suka gaje shi, sun fi mayar da hankali ga ƙarfafa birnin, da shirya shirye-shirye na soja.

Ayyukan kimiyya

Matsayin mai baƙi bai kasance mai wuyar ba, kuma Archimedes zai iya shiga cikin wasu ayyukan. A bisa mahimmanci, bincike ya ci gaba da yawa. Ayyukan farko na Archimedes sun kasance masu lazimta ga masana'antu. Ya dogara da shi kuma a wasu ayyukan ilimin lissafi. Alal misali, mai bincike ya yi amfani da ka'idar kwarewa don magance matsaloli masu yawa na geometric. Ya bayyana ma'anar ilmin lissafi a cikin labarinsa "A kan Al'amarin Flat Figures." Wannan aikin masanin kimiyya ya zama babban tushe na "Parabola quadrature" (ƙididdiga mai mahimmanci), wanda za a gano a shekaru 2000. Kuma a cikin littafin "A aunawa da'irar" bincike lasafta rabo daga diamita daga da'irar zuwa ta tsawon, ko a cikin wasu kalmomi, da lambar pi (3.14). Bugu da ƙari, kowa da kowa yana amfani da tsarin yin amfani da sunan mahaɗan da ya ƙaddara.

Sakamakon kimiyya

Tarihin Archimedes ya bayyana nasarorin nasarori biyu na kimiyya: rukunan cibiyar kwarewa da kuma tsarin ka'ida. Ya kuma kafa tushe na hydrostatics. Kawai a cikin marigayi 16th da kuma farkon 17th karni, wadannan ra'ayoyin da aka ɓullo da Pascal, Galileo, Stevin da sauran masana kimiyya suka yi amfani da Archimedes 'manufa, ya bayyana a cikin aikinsa "A iyo jikinsu". Wannan aikin shine ƙoƙarin farko na gwada gwaji a cikin ka'idar tunani game da tsarin kwayoyin halitta ta hanyar samar da samfurin. Archimedes ba kawai ya tabbatar da mahimman bayanai game da halaye na jiki na masu ruwa ba, amma kuma ya tabbatar da wasu ra'ayoyinsu na 'yan Democrat. A cikin wannan aikin, masanin kimiyya na mai bincike ya bayyana kansa da karfi. Sakamakon da aka samu zai iya tabbatarwa a karni na 19 kawai.

Sauran karatu

Bisa ga tarihin Archimedes, baya ga masana'antu, ilimin lissafi da lissafi, ya kasance cikin tsinkaye na kayan tarihi da kuma kayan aiki na geometrical. Har ila yau, masana kimiyya da aka gudanar a jerin gwaje-gwajen a kan refraction haske. Akwai rahotanni masu yawa cewa Archimedes ya rubuta babban aiki - "Catoptrika", amma, rashin alheri, bai kai mana ba. Bisa daga gare sauran wurare iya zaci cewa binciken san incendiary sakamako daga cikin concave ruwan tabarau da refraction na gwaje-gwaje da haske a cikin iska da kuma ruwan muhallin, kuma ma yana da wani ra'ayin game da kaddarorin hotuna a cikin concave, convex da lebur madubai. Bugu da ƙari, gayyatarwa, ƙira guda ɗaya kaɗai ya tsira, yana tabbatar da cewa lokacin da hasken haske daga madubi ya fito ne daga madubi, kusurwar abin da ya faru daidai yake da kusurwar gani.

Tsaron Syracuse

Sakamakon binciken Archimedes a fannin aikin injiniya ya ba shi ladabi mafi girma, wanda ya keta iyakoki ba kawai daga kasashe ba har ma da ƙarni. Mafi mahimmanci ya nuna fasahar injiniya ya bayyana kanta a 214 BC. E. A siege da dangi Syracuse. Archimedes ya riga ya canja shekara ta bakwai. Wannan shi ne babban rabo mafi girma a rayuwar masanin kimiyya. A nan ya nuna kansa ba kawai a matsayin mai kirkiro ba, har ma a matsayin mai sana'a mai ban mamaki. Kowane mutum ya sani cewa tsohuwar tsarin ya ƙunshi m ganuwar. Archimedes sun saka su a ciki da kwarya, sun tsara su don matsakaici da ƙarami. An kirkiro shi a cikin motoci da aka ba da izinin kare Syracuse daga harin da Romawa suka yi shekaru uku.

Kwanan nan

Kamar yadda kake gani, rayuwar kimiyyar Archimedes mai haske ne mai arziki. A cikin 'yan shekarun nan, ya yi aiki a cikin lissafi da kuma aikin astronomical. Titus Livius (marubucin Roman) ya kira shi "kawai mai lura da taurari da sama." Kuma ko da yake babu wani aikin astronomical Archimedes ya zo mana, wanda ba zai iya shakkar gaskiyar wannan halayyar ba. Ayyukan game da wannan aikin ana bayyane shi ne ta labarin tarihin astronomical da ya halicce shi, da kuma aikin "Psammit", inda masanin kimiyya yayi ƙoƙari ya ƙidaya yawan ƙwayar yashi a duniya.

A cikin abun da ke tattare da mai binciken akwai lokacin da za a iya danganta shi da nau'in "binciken Archimedes." Masanin kimiyya shine farkon a tarihin kimiyya don kwatanta tsarin guda biyu na duniya - mai zurfi da haɓaka. Archimedes ya rubuta cewa: "Mafi yawan masu nazarin astronomers sun yi imani da cewa duniya tana cikin kwallon da ke tsakanin tsakiya da Sun." Saboda haka, ya san irin girman duniya kuma ya gane cewa ya ƙare. Wannan ya yarda da mai bincike ya kammala karatunsa zuwa ƙarshen.

Kammalawa

Wannan ya kawo karshen tarihin Archimedes. Ya bayyana a gaban mu a matsayin injiniya, mai bincike, mai ilimin tauhidi da kuma masanin kimiyya. Haɗuwa da tunani mai mahimmanci tare da basirar ilimin lissafin ilimin lissafi da haɗin gwiwar shi ne a wancan lokaci rarity. A cikin tarihin kimiyya Archimedes ya shiga misali mai ban mamaki na wani mai bincike wanda ya jagoranci hada-hadar ka'idar da aiki a jituwa. Babu shakka, shi masanin kimiyya ne na kwarai, daga abin da ya wajaba muyi misali ga sauran al'ummomi na masu bincike. Harshen lissafin ilmin lissafi da Archimedes ya ba shi ba shi da mahimmanci daga zuriyarsa ko malaman zamanin tsakiyar zamanai. Idan muka yi magana game da masu bincike a gaban lokaci, to, Archimedes yana daga cikin su. Sai kawai a cikin 16th da 17th karni masu ilimin lissafi na Turai sun fahimci muhimmancin da taimakonsa na kimiyya yake. Tun daga wannan lokacin, masanin kimiyyar Girkanci yana da mabiyansa masu yawa-masu goyon baya, suna cike da sha'awar tabbatar da ka'idodin da suka samu. Kuma a yanzu, a cikin ƙwaƙwalwar wannan fasaha, masana kimiyya wadanda suka yi binciken sun sake maimaita wannan murya kamar Archimedes: "Eureka! Na same shi. "

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