A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Email.php

Line Number: 691

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Email.php

Line Number: 696

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/samdictc/public_html/system/core/Exceptions.php:170)

Filename: libraries/Session.php

Line Number: 671

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/samdictc/public_html/system/core/Exceptions.php:170)

Filename: libraries/facebook.php

Line Number: 37

A PHP Error was encountered

Severity: Warning

Message: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/samdictc/public_html/system/core/Exceptions.php:170)

Filename: libraries/facebook.php

Line Number: 37

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/samdictc/public_html/system/core/Exceptions.php:170)

Filename: core/Input.php

Line Number: 250

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

 

hệ toạ độ không gian ảnh

 


 

Hệ tọa độ biểu diễn và xác định vị trí không gian của một điểm bất kì trên ảnh, có điểm gốc trùng với tâm chụp S, trục tọa độ z trùng với tia sáng chính So và hướng lên trên, các trục tọa độ x, y song song với các trục x', ý của hệ tọa độ mặt phẳng ảnh.

 

Trong hệ tọa độ này, một điểm ảnh P' được biểu diễn bằng vectơ: r = (x, y, z)T;

trong đó z = -fk.

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86

A PHP Error was encountered

Severity: Warning

Message: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'Asia/Krasnoyarsk' for '+07/7.0/no DST' instead

Filename: libraries/Log.php

Line Number: 86