{"id":14537,"date":"2013-11-27T14:15:38","date_gmt":"2013-11-27T14:15:38","guid":{"rendered":"http:\/\/www.beautifulwork.org\/?p=14537"},"modified":"2013-11-27T14:15:38","modified_gmt":"2013-11-27T14:15:38","slug":"maths-what-is-a-function-yfx","status":"publish","type":"post","link":"https:\/\/www.trueangle.org\/index.php\/2013\/11\/27\/maths-what-is-a-function-yfx\/","title":{"rendered":"Maths : What is a Function : y=f(x)"},"content":{"rendered":"<pre>\ncommandline session and notes related\nmay be engineering functions related.\nsuppose y=f(x).\ny = output.\nsuppose i equate y to ls\nls is a\tGNU command.\nls contains different methods(ingredients) which form ls command.\nsuppose\ti write\t ls = f (-a,-i,-l,...)\ndifferent cases\t:\n1. y = -a\n2. y = -al\n3. y = -l,\n4. y = -i\n5. y = -ail\n\n\n\n$ls -ail\ntotal 1708\n3673124 drwxr-xr-x  4 jeffrin jeffrin    4096 Nov 27 20:18 .\n3670018 drwxr-xr-x 48 jeffrin jeffrin    4096 Nov 27 19:13 ..\n3804877 drwxr-xr-x  2 jeffrin jeffrin    4096 Nov 22 21:40 direct\n3670534 lrwxrwxrwx  1 jeffrin jeffrin       7 Nov 22 21:41 directlink -&gt; direct\/\n3673719 -rw-r--r--  1 jeffrin jeffrin     104 Nov 15 20:50 file\n3805205 drwx------  2 jeffrin jeffrin    4096 Nov 25 20:18 Mail\n3671094 -rw-r--r--  1 jeffrin jeffrin 1710918 Nov 25 02:23 out.ogv\n3673430 -rw-r--r--  1 jeffrin jeffrin    7946 Nov 25 01:55 shelr-record.json\n3673230 -rw-r--r--  1 jeffrin jeffrin     217 Nov 27 20:16 tmp\n3672617 lrwxrwxrwx  1 jeffrin jeffrin      30 Nov 27 20:18 .#tmp -&gt; jeffrin@debian.5024:1385559781\n3673193 -rw-r--r--  1 jeffrin jeffrin       1 Nov 27 19:54 tmp~\n$ls -a\n.  ..  direct  directlink  file  Mail  out.ogv  shelr-record.json  tmp  .#tmp  tmp~\n$ls -i\n3804877 direct      3673719 file  3671094 out.ogv            3673230 tmp\n3670534 directlink  3805205 Mail  3673430 shelr-record.json  3673193 tmp~\n$ls -l\ntotal 1700\ndrwxr-xr-x 2 jeffrin jeffrin    4096 Nov 22 21:40 direct\nlrwxrwxrwx 1 jeffrin jeffrin       7 Nov 22 21:41 directlink -&gt; direct\/\n-rw-r--r-- 1 jeffrin jeffrin     104 Nov 15 20:50 file\ndrwx------ 2 jeffrin jeffrin    4096 Nov 25 20:18 Mail\n-rw-r--r-- 1 jeffrin jeffrin 1710918 Nov 25 02:23 out.ogv\n-rw-r--r-- 1 jeffrin jeffrin    7946 Nov 25 01:55 shelr-record.json\n-rw-r--r-- 1 jeffrin jeffrin     217 Nov 27 20:16 tmp\n-rw-r--r-- 1 jeffrin jeffrin       1 Nov 27 19:54 tmp~\n$\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>commandline session and notes related may be engineering functions related. suppose y=f(x). y = output. suppose i equate y to ls ls is a GNU command. ls contains different methods(ingredients) which form ls command. suppose i write ls = f (-a,-i,-l,&#8230;) different cases : 1. y = -a 2. y = -al 3. y = &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.trueangle.org\/index.php\/2013\/11\/27\/maths-what-is-a-function-yfx\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Maths : What is a Function : y=f(x)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[46],"tags":[747,1713,1724],"_links":{"self":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/14537"}],"collection":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/comments?post=14537"}],"version-history":[{"count":0,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/posts\/14537\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/media?parent=14537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/categories?post=14537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.trueangle.org\/index.php\/wp-json\/wp\/v2\/tags?post=14537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}