Dab tsi yog qhov ntev ntawm cov duab plaub golden?
Dab tsi yog qhov ntev ntawm cov duab plaub golden?

Video: Dab tsi yog qhov ntev ntawm cov duab plaub golden?

Video: Dab tsi yog qhov ntev ntawm cov duab plaub golden?
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A Golden Rectangle yog a duab plaub hauv qhov twg piv ntawm ntev mus rau dav yog cov Golden Ratio . Hauv lwm lo lus, yog ib sab ntawm a Golden Rectangle yog 2 ft. ntev, lwm sab yuav kwv yees li 2 * (1.62) = 3.24.

Dhau li ntawm no, dab tsi yog qhov golden piv rau ib lub duab plaub?

Cov golden duab plaub yog a duab plaub nws ob sab nyob rau hauv golden piv , uas yog (a + b) / a = a / b, qhov twg a yog qhov dav thiab a + b yog qhov ntev ntawm qhov duab plaub.

Tsis tas li ntawd, koj yuav ua li cas thiaj nrhiav tau lub duab plaub golden? Ib lub duab plaub golden tuaj yeem tsim nrog tsuas yog ib qho ncaj nraim thiab lub compass hauv plaub kauj ruam yooj yim:

  1. Kos ib lub square yooj yim.
  2. Kos ib kab los ntawm nruab nrab ntawm ib sab ntawm lub xwmfab mus rau lub kaum sab xis.
  3. Siv cov kab ntawd ua lub vojvoog los kos ib qho arc uas txhais qhov siab ntawm daim duab plaub.
  4. Ua kom tiav cov duab plaub golden.

Tsis tas li ntawd, koj yuav pom qhov ntev thiab qhov dav ntawm lub duab plaub golden li cas?

Yog tias "a" yog qhov dav thiab "a + b" lub ntev ntawm duab plaub , tiam golden piv yog (a+b)/a = a/b. Qhov no yog qhov hu ua kev faib ua feem, uas yog ob qhov sib npaug sib npaug rau ib leeg. Rau xam cov yog cov golden duab plaub los ntawm tes, tsuas yog siv lub dav "a" thiab muab faib ua "a + b".

Dab tsi yog tus qauv golden piv?

Muab nws yooj yim li peb tuaj yeem ua tau (eek!), lub Golden Ratio (tseem hu ua Golden Tshooj, Golden Txhais tau hais tias, Divine Proportion lossis Greek tsab ntawv Phi) tshwm sim thaum ib kab muab faib ua ob ntu thiab qhov ntev (a) faib los ntawm qhov me (b) sib npaug rau cov lej ntawm (a) + (b) faib los ntawm (a)), uas ob leeg sib npaug 1.618.

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