kf.I18N["en-us"] = {
    'rootText': "Enter formula",
    "labelMap":{
    	"preset": "Preset<br/>",
    	"fraction": "Fraction<br/>",
    	"roots":"Roots<br/>",
    	"integral": "Integral<br/>",
    	"largeoperator":"Large<br/>Operator",
    	"function":"Function<br/>",
    	"bracket":"Brackets<br/>",
    	"subsupscript":"Subscript<br/>Superscript"
    },
    "preset": {
        'title' : "Preset formula",
        'quadraticformula': "Quadratic formula",
        'binomialtheorem': "Binomial theorem",
        'pythagoreantheorem' : "Pythagorean theorem"
    },
    // AREA start
    'basicmathematics': {
       'title': "Basic Mathematics",
       'basicmathematics': "Basic Mathematics"
    },
    "arrow": {
        'title': "Arrow",
        'arrow': "Arrow"
    },
    'negatedrelationaloperators': {
        'title': "Negated relational operators",
        'negatedrelationaloperators': "Negated relational operators"
    },
    "handwritten": {
        'title': "Handwritten",
        'handwritten': "Handwritten",
        'curlicue': "Curlicue",
        'doble': "Double",
        'roman': "Roman"
    },
    "letterlikesymbols": {
        'title': "Letter-like symbols",
        'letterlikesymbols':"Letter-like symbols"
    },
    "greekletter": {
        'title': "Greek letter",
        'lowercase': "Lowercase",
        'uppercase': "Uppercase",
        'variants': "Variants"
    },
    // AREA end

    "fraction":{
        'fraction': "Fraction",
        'commonfraction': "Common fraction"

    },
    "roots":{
       'roots' : "Roots",
       'commonroots' : "Common roots"
    },
    "integral":{
        'integral': "Integral"
    },
    "largeoperator":{
        'sum': "Sum"
    },
    "function":{
        'title': "Function",
        'trigonometric': "Trigonometric",
        'commonfunction': "Common function"
    },
    "bracket": {
       'bracket' : "Brackets"
    },
    "subsupscript":{
       'subsupscript' : "Superscript and subscript",
       'commonsubsupscript' : "Common superscript and subscript"
    }  
};