{"id":391,"date":"2008-01-23T03:01:38","date_gmt":"2008-01-23T03:01:38","guid":{"rendered":"http:\/\/pchero21.com\/?p=391"},"modified":"2008-01-23T03:01:38","modified_gmt":"2008-01-23T03:01:38","slug":"sicp-%ec%97%b0%ec%8a%b5%eb%ac%b8%ec%a0%9c-1-6","status":"publish","type":"post","link":"http:\/\/pchero21.com\/?p=391","title":{"rendered":"SICP \uc5f0\uc2b5\ubb38\uc81c 1.6"},"content":{"rendered":"

 \uc81c\uacf1\uadfc\uc744 \uad6c\ud558\ub294 \uc2dd\uc5d0\uc11c \uc0ac\uc6a9\ud55c if \ub77c\ub294 \ud2b9\ubcc4\ubb38\uc744 \uc784\uc758\uc758 \ud504\ub85c\uc2dc\uc838\ub85c \ubc14\uafb8\uc5b4\uc11c \uc0ac\uc6a9\ud558\ub294 \ubb38\uc81c\uc774\ub2e4.<\/p>\n

 \uc989,<\/p>\n

\n(Language : text)<\/span><\/legend>\n
    \n
  1. \n
    (define (sqrt-iter guess x)<\/div>\n<\/li>\n
  2. \n
        (if (good-enough? guess x)<\/div>\n<\/li>\n
  3. \n
            guess<\/div>\n<\/li>\n
  4. \n
            (sqrt-iter (improve guess x)<\/div>\n<\/li>\n
  5. \n
                    x)))<\/div>\n<\/li>\n<\/ol>\n<\/fieldset>\n

    \ub97c \ub2e4\uc74c\uacfc \uac19\uc774 \ubc14\uafb8\uc5b4\uc11c \uc2e4\ud589\ud588\uc744 \ub54c \uc5b4\ub5a4 \uacb0\uacfc \uac12\uc774 \ub098\uc624\uaca0\ub290\ub0d0….\uc774\ub2e4.<\/p>\n

    \n(Language : text)<\/span><\/legend>\n
      \n
    1. \n
      (define (new-if predicate then-clause else-clause)<\/div>\n<\/li>\n
    2. \n
          (cond (predicate then-clause)<\/div>\n<\/li>\n
    3. \n
              (else else-clause)))<\/div>\n<\/li>\n<\/ol>\n<\/fieldset>\n

       \ucc98\uc74c\uc5d0 \ud63c\uc790\uc11c \ubb38\uc81c\ub97c \ud480\uc5b4 \ubcf4\uc558\ub2e4. \uc798 \ub418\uc9c0 \uc54a\uc544\uc11c \uc815\ub2f5\uc744 \ucc3e\uc544 \ubcf4\uc558\ub2e4…<\/p>\n

       \uad00\ub828 \ub9c1\ud06c : http:\/\/nosyu.egloos.com\/4016689<\/a><\/p>\n

       \uc544\ud558! \uc548\ub418\ub294 \uac83\uc774 \ub9de\uad6c\ub098…\uadfc\ub370 \ub0b4\uaebc\ub294 \ucf54\ub4dc\uac00 \uc57d\uac04 \uc774\uc0c1\ud55c\ub370…\ub2e4\uc2dc \uc218\uc815\uc744 \ud55c \ud6c4, \uc2e4\ud589\uc744 \ud574 \ubcf4\uc558\ub2e4.<\/p>\n

       \uadf8\ub7f0\ub370 \uacb0\ucf54 \uc2e4\ud589\ub418\uc5b4\uc11c\ub294 \uc548\ub418\ub294 \ucf54\ub4dc\uac00 \ucc99\ucc99 \uc2e4\ud589\ub418\ub294 \uac83\uc774\ub2e4.<\/p>\n

       \uc65c \uc774\ub7f4\uae4c…\ud55c\ucc38\uc744 \uace0\ubbfc\ud558\uace0 \ub610 \uace0\ubbfc\ud588\ub2e4…<\/p>\n

       \ub098\uc911\uc5d0\uc11c\uc57c \uc5b4\uc774\uc5c6\uc774 \ub2f5\uc744 \uc54c\uac8c \ub418\uc5c8\ub2e4.<\/p>\n

       \uae5c\ubc15\ud558\uace0 \uc81c\uc77c \ub9c8\uc9c0\ub9c9….<\/p>\n

      \n(Language : text)<\/span><\/legend>\n
        \n
      1. \n
        (define (sqrt x)<\/div>\n<\/li>\n
      2. \n
            (sqrt-iter 1.0 x))<\/div>\n<\/li>\n<\/ol>\n<\/fieldset>\n

         \ubd80\ubd84\uc744 \uc785\ub825\uc744 \uc548\ud588\ub358 \uac83\uc774\ub2e4…..\uadf8\ub7f0\ub370 \uc774\uc0c1\ud558\uac8c \uc2e4\ud589\uc744 \ucc99\ucc99 \uc798 \ub418\ub354\ub77c.<\/p>\n

         \uc6d0\ub798\ub294 \ub418\uc9c0 \uc54a\uc544\uc57c \ud558\ub294\uac83\uc774 \uc815\uc0c1\uc77c\ud150\ub370…\uc544\ub9c8\ub3c4 \uc544\uc9c1 \ub0b4\uac00 \ubaa8\ub974\ub294 \ubb34\uc5b8\uac00\uac00 \uc788\ub294 \ub4ef \ud558\ub2e4.<\/p>\n

         \uc544\ubb34\ud2bc \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub2c8 \uc608\uc0c1\uac12\uc774 \uc815\ud655\ud558\uac8c \ub098\uc654\ub2e4.<\/p>\n

         \ucc38, \ub2f5\uc740 \ubb34\ud55c \ub8e8\ud504\uc774\ub2e4.<\/p>\n

         \ubcc0\uacbd\ub41c new-if \uc5d0\uc11c \uc778\uc790\ub97c \uba3c\uc800 \uacc4\uc0b0\ud558\ub2c8, (sqrt-iter (improve guess x) x)<\/span> \ubd80\ubd84\uc5d0\uc11c \uc790\uafb8\ub9cc \ub8e8\ud504\uac00 \ubc1c\uc0dd\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n

        \"\uc0ac\uc6a9\uc790
         \uc624\ub978\ucabd \ud558\ub2e8\uc5d0 \ub7ec\ub2dd\uc774 \uacc4\uc18d \ub3cc\uc544\uac00\ub294 \uac83\uc774 \ubcf4\uc778\ub2e4.<\/p>\n

         Stop\uc744 \ub204\ub974\ub2c8 kill \ud558\uaca0\ub0d0\ub294 \uba54\uc2dc\uc9c0\uac00 \ub098\uc628\ub2e4. \ub2f9\uc5f0\ud788(?) Kill \ud588\ub2e4.<\/p>\n

        \"\uc0ac\uc6a9\uc790<\/p>\n

        <\/p>\n","protected":false},"excerpt":{"rendered":"

         \uc81c\uacf1\uadfc\uc744 \uad6c\ud558\ub294 \uc2dd\uc5d0\uc11c \uc0ac\uc6a9\ud55c if \ub77c\ub294 \ud2b9\ubcc4\ubb38\uc744 \uc784\uc758\uc758 \ud504\ub85c\uc2dc\uc838\ub85c \ubc14\uafb8\uc5b4\uc11c \uc0ac\uc6a9\ud558\ub294 \ubb38\uc81c\uc774\ub2e4.  \uc989, (Language : text) (define (sqrt-iter guess x)     (if (good-enough? guess x)         guess         (sqrt-iter (improve guess x)   … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[69,340,367,652],"_links":{"self":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts\/391"}],"collection":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=391"}],"version-history":[{"count":0,"href":"http:\/\/pchero21.com\/index.php?rest_route=\/wp\/v2\/posts\/391\/revisions"}],"wp:attachment":[{"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=391"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/pchero21.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}