Thread: Math Question
View Single Post
  #8  
Old 05-25-2006, 02:13 PM
Xenium's Avatar
Xenium Xenium is offline
 
Join Date: Apr 2006
Location: Manchester - UK
Posts: 26
Благодарил(а): 0 раз(а)
Поблагодарили: 0 раз(а) в 0 сообщениях
Default

Yes. Arc tan is the inverse of tan for php.

But the return is in radians. So if you want it in degrees, you will need to use rad2deg.


E.G.

PHP Code:
$F SQRT(rad2deg(atan($A/2))); 
Reply With Quote
 
X vBulletin 3.8.12 by vBS Debug Information
  • Page Generation 0.02068 seconds
  • Memory Usage 1,761KB
  • Queries Executed 11 (?)
More Information
Template Usage:
  • (1)SHOWTHREAD_SHOWPOST
  • (1)ad_footer_end
  • (1)ad_footer_start
  • (1)ad_header_end
  • (1)ad_header_logo
  • (1)ad_navbar_below
  • (1)bbcode_php
  • (1)footer
  • (1)gobutton
  • (1)header
  • (1)headinclude
  • (6)option
  • (1)post_thanks_box
  • (1)post_thanks_button
  • (1)post_thanks_javascript
  • (1)post_thanks_navbar_search
  • (1)post_thanks_postbit_info
  • (1)postbit
  • (1)postbit_onlinestatus
  • (1)postbit_wrapper
  • (1)spacer_close
  • (1)spacer_open 

Phrase Groups Available:
  • global
  • postbit
  • reputationlevel
  • showthread
Included Files:
  • ./showpost.php
  • ./global.php
  • ./includes/init.php
  • ./includes/class_core.php
  • ./includes/config.php
  • ./includes/functions.php
  • ./includes/class_hook.php
  • ./includes/modsystem_functions.php
  • ./includes/functions_bigthree.php
  • ./includes/class_postbit.php
  • ./includes/class_bbcode.php
  • ./includes/functions_reputation.php
  • ./includes/functions_post_thanks.php 

Hooks Called:
  • init_startup
  • init_startup_session_setup_start
  • init_startup_session_setup_complete
  • cache_permissions
  • fetch_postinfo_query
  • fetch_postinfo
  • fetch_threadinfo_query
  • fetch_threadinfo
  • fetch_foruminfo
  • style_fetch
  • cache_templates
  • global_start
  • parse_templates
  • global_setup_complete
  • showpost_start
  • bbcode_fetch_tags
  • bbcode_create
  • postbit_factory
  • showpost_post
  • postbit_display_start
  • post_thanks_function_post_thanks_off_start
  • post_thanks_function_post_thanks_off_end
  • post_thanks_function_fetch_thanks_start
  • post_thanks_function_fetch_thanks_end
  • post_thanks_function_thanked_already_start
  • post_thanks_function_thanked_already_end
  • fetch_musername
  • postbit_imicons
  • bbcode_parse_start
  • bbcode_parse_complete_precache
  • bbcode_parse_complete
  • postbit_display_complete
  • post_thanks_function_can_thank_this_post_start
  • showpost_complete