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Severity: 8192

Message: Creation of dynamic property CI_URI::$config is deprecated

Filename: core/URI.php

Line Number: 101

Backtrace:

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Router::$uri is deprecated

Filename: core/Router.php

Line Number: 127

Backtrace:

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$benchmark is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$hooks is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$config is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$log is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$utf8 is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$uri is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$exceptions is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$router is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$output is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$security is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$input is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$lang is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$load is deprecated

Filename: core/Controller.php

Line Number: 78

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$parser is deprecated

Filename: core/Loader.php

Line Number: 1290

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$form_validation is deprecated

Filename: core/Loader.php

Line Number: 1290

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$MyModel is deprecated

Filename: core/Loader.php

Line Number: 353

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 15
Function: __construct

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 282

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 289

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 304

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 314

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 315

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: drivers/Session_files_driver.php

Line Number: 94

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 108

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Session cannot be started after headers have already been sent

Filename: Session/Session.php

Line Number: 141

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Main::$session is deprecated

Filename: core/Loader.php

Line Number: 1290

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 17
Function: library

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$benchmark is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$hooks is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$config is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$log is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$utf8 is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$uri is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$exceptions is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$router is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$output is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$security is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$input is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$lang is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$load is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$parser is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$form_validation is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$MyModel is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$session is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/polpe/public_html/application/controllers/Main.php
Line: 18
Function: view

File: /home/polpe/public_html/index.php
Line: 315
Function: require_once

Polcz Péter honlapja

Tartalomjegyzék

Mathematica brochure

Functions

Trigonometric function: TrigReduce, TrigExpand, TrigFactor, TrigToExp.

Symbolic tensors operations: Inner, Outer, Dot, TensorProduct, TensorTranspose, TensorContract, TensorExpand, TensorReduce, TensorWedge, KroneckerProduct.

Basic functions: Total, MapThread, Level.

Functions from Mathematica tutorial: TreeForm, Manipulate, FinFunction, GeoElevationData, Apply, Plus, MatrixForm, Sequence, Attribures, SetAttributes, Listable, Clear, ClearAll, Remove, NestList, NestWhileList, Table, ComplexPlot, I, Re, Im, ReIm, Abs, Arg, AbsArg, Plot3D, BoxRations, ContourPlot, Contours, Show, Graphics, Point, NSolve, Flatten, ListDensityPlot, DensityPlot3D.

Syntactical things: Function, Sequence, Association, Apply, Map, Operate, Slot, Placeholder, Through.

Mathematica special characters and shorthand notations.

Keyboard shortcuts

Techniques

(* Generate matrix *)
Array[Subscript[a,##]&,{2,3}] // MatrixForm

Function: Apply.

Apply[#1^#2&, {2,3}]
(* vagy *)
#1^#2&/@@{2,3}

Function Flatten is equivalent with Matlab's A(:),
Function Array is equivalent with Matlab's linspace.