Δευτέρα 30 Ιανουαρίου 2017

Printer MX320 Series Error 5200 \\ Error U051 | FixYourOwnPrinter

Printer MX320 Series Error 5200 \\ Error U051 | FixYourOwnPrinter



Printer MX320 Series Error 5200 \\ Error U051

1) press STOP/Restart button for 5 secs

2) Press and hold Green Power ON button holding stop/restart button

3) leave the restart/stop button and after 2 secs press twice the restart\\stop button

4) it will open in service mode then open the flap to remove the catridge

5) now close the lid widout the catridge and then switch off the printer

6) Now open the lid and then start the printer

7) then insert the catridge and now its ready to use.. ENJOY :-)

Τρίτη 27 Δεκεμβρίου 2016

Μαθηματικά Σύμβολα - math Symbols openeclass 2016

Μαθηματικά Σύμβολα - math Symbols openeclass 2016

el:mathp [OpenEclass.Org Documentation]

el:mathp [OpenEclass.Org Documentation]




Usual commands

x+y : x+y

x-y : x-y

x*y : x*y

x/y : x/y

x^y : x^y

x_y : x_y

x<>y : x<>y

x>y : x>y

x>=y : x>=y

x<y : x<y

x<=y : x<=y

Parenthesis

visible : (x)

invisible : {x}

Math space

a~b : a~b

Greek letters

alpha : alpha

beta : beta

gamma : gamma

delta : delta

epsilon : epsilon

varepsilon : varepsilon

zeta : zeta

eta : eta

theta : theta

vartheta : vartheta

iota : iota

kappa : kappa

lambda : lambda

mu : mu

nu : nu

xi : xi

pi : pi

varpi : varpi

rho : rho

varrho : varrho

sigma : sigma

varsigma : varsigma

tau : tau

upsilon : upsilon

phi : phi

varphi : varphi

chi : chi

psi : psi

omega : omega

Gamma : Gamma

Lambda : Lambda

Sigma : Sigma

Psi : Psi

Delta : Delta

Xi : Xi

Upsilon : Upsilon

Omega : Omega

Theta : Theta

Pi : Pi

Phi : Phi

Symbols

infty : infty

in : in

notin : notin

forall : forall

exists : exists

notexists : notexists

partial : partial

approx : approx

pm : pm

inter : inter

union : union

ortho : ortho

parallel : parallel

backslash : backslash

prime : prime

wedge : wedge

vert : vert

lbrace : {

rbrace : }

circ : circ

varnothing : varnothing

subset : subset

notsubset : notsubset

cdots : cdots

vdots : vdots

ddots : ddots




Arrows :

left : left

right : right

leftright : leftright

doubleleft : doubleleft

doubleright : doubleright

doubleleftright : doubleleftright

nearrow : nearrow

searrow : searrow

Sets

bbR : bbR

bbN : bbN

bbZ : bbZ

bbC : bbC

Roots

sqrt{a} : sqrt{a}

root{n}{a} : root{n}{a}

Limits

lim{a}{x} : lim{a}{x}

Big operators

int{a}{b}{x} : int{a}{b}{x}

doubleint{a}{b}{x} : doubleint{a}{b}{x}

tripleint{a}{b}{x} : tripleint{a}{b}{x}

oint{a}{b}{x} : oint{a}{b}{x}

sum{a}{b}{x} : sum{a}{b}{x}

prod{a}{b}{x} : prod{a}{b}{x}

bigcup{a}{b}{x} : bigcup{a}{b}{x}

bigcap{a}{b}{x} : bigcap{a}{b}{x}

Delimiters

delim{[}{x}{]} : delim{[}{x}{]}

delim{]}{x}{]} : delim{]}{x}{]}

delim{[}{x}{[} : delim{[}{x}{[}

delim{]}{x}{[} : delim{]}{x}{[}

delim{lbrace}{x}{rbrace} : delim{lbrace}{x}{rbrace}

delim{|}{x}{|} : delim{|}{x}{|}

delim{vert}{x}{vert} : delim{vert}{x}{vert}

Matrix

matrix{num of lines}{num of columns}{first_element ... last_element}

Example :

matrix{2}{3}{a b c d e f g} : matrix{2}{3}{a b c d e f g}


Tabular

tabular{lines description}{columns description}{first_element ... last_element}

lines description : sequence of 1 (draw the horizontal line) or 0 (don't
draw the horizontal line) - the length of the sequence=num of lines+1

columns description : sequence of 1 (draw the vertical line) or 0 (don't
draw the vertical line) - the length of the sequence=num of columns+1

Examples :

tabular{111}{1111}{a b c d e f g} : tabular{111}{1111}{a b c d e f g}


tabular{1001}{101}{1 2 3 4 5 6} : tabular{1001}{101}{1 2 3 4 5 6}


Constructions

vec{express} : vec{express}


{express}under{foo} : {express}under{foo}


{express}over{foo} : {express}over{foo}


overline{express} : overline{express}


underline{express} : underline{express}


hat{express} : hat{express}