diff --git a/changelog b/changelog
index 6e0d531..e587f6f 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,8 @@
+From version 1.7.0 to 1.8.0
+---------------------------
+- Ensure nbClass param is an integer | issue #45
+
+
 From version 1.6.0 to 1.7.0
 ---------------------------
 - Creating temporary variables instead of calling functions several times | issue #40
diff --git a/lib/geostats.js b/lib/geostats.js
index 943bb2d..6da0e41 100755
--- a/lib/geostats.js
+++ b/lib/geostats.js
@@ -465,6 +465,19 @@ var geostats = function(a) {
 		
 	};
 	
+	/** ensure nbClass is an integer */
+	this._nbClassInt = function(nbClass) {
+		
+		var nbclassTmp = parseInt(nbClass, 10);
+		if (isNaN(nbclassTmp)) {
+			if(this.silent) this.log("[silent mode] '" + nbclassTmp + "' is not a valid integer. Enable to set class number.", true);
+			else throw new TypeError("'" + nbclassTmp + "' is not a valid integer. Enable to set class number.");
+		} else {
+			return nbclassTmp;
+		}
+		
+	};
+	
 	/** check if the serie contains negative value */
 	this._hasNegativeValue = function() {
 		
@@ -559,6 +572,8 @@ var geostats = function(a) {
 	 */
 	this.getClassEqInterval = function(nbClass, forceMin, forceMax) {
 
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 	        return;
 
@@ -588,6 +603,9 @@ var geostats = function(a) {
 	
 
 	this.getQuantiles = function(nbClass) {
+		
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		var tmp = this.sorted();
 		var quantiles = [];
 
@@ -606,6 +624,8 @@ var geostats = function(a) {
 	 */
 	this.getClassQuantile = function(nbClass) {
 
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 			return;
 
@@ -633,6 +653,8 @@ var geostats = function(a) {
 	 */
 	this.getClassStdDeviation = function(nbClass, matchBounds) {
 
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 	        return;
 
@@ -715,6 +737,8 @@ var geostats = function(a) {
 	 */
 	this.getClassGeometricProgression = function(nbClass) {
 
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 	        return;
 
@@ -765,6 +789,8 @@ var geostats = function(a) {
 	 */
 	this.getClassArithmeticProgression = function(nbClass) {
 
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 	        return;
 	    
@@ -805,6 +831,8 @@ var geostats = function(a) {
 	 */
 	this.getClassJenks = function(nbClass) {
 	
+		nbClass = this._nbClassInt(nbClass); // ensure nbClass is an integer
+		
 		if (this._nodata())
 			return;
 		
diff --git a/lib/geostats.min.js b/lib/geostats.min.js
index c099306..8d3f5d6 100644
--- a/lib/geostats.min.js
+++ b/lib/geostats.min.js
@@ -7,19 +7,20 @@ this.serie[0];for(i=0;i<this.pop();i++)this.serie[i]<this.stat_min&&(this.stat_m
 this.stat_pop&&(this.stat_pop=this.serie.length),this.stat_pop};this.mean=function(){if(!this._nodata())return null==this.stat_mean&&(this.stat_mean=parseFloat(this.sum()/this.pop())),this.stat_mean};this.median=function(){if(!this._nodata()){if(null==this.stat_median){this.stat_median=0;var a=this.sorted();this.stat_median=a.length%2?parseFloat(a[Math.ceil(a.length/2)-1]):(parseFloat(a[a.length/2-1])+parseFloat(a[a.length/2]))/2}return this.stat_median}};this.variance=function(){round="undefined"===
 typeof round?!0:!1;if(!this._nodata()){if(null==this.stat_variance){for(var a=0,b=this.mean(),c=0;c<this.pop();c++)a+=Math.pow(this.serie[c]-b,2);this.stat_variance=a/this.pop();1==round&&(this.stat_variance=Math.round(this.stat_variance*Math.pow(10,this.roundlength))/Math.pow(10,this.roundlength))}return this.stat_variance}};this.stddev=function(a){a="undefined"===typeof a?!0:!1;if(!this._nodata())return null==this.stat_stddev&&(this.stat_stddev=Math.sqrt(this.variance()),1==a&&(this.stat_stddev=
 Math.round(this.stat_stddev*Math.pow(10,this.roundlength))/Math.pow(10,this.roundlength))),this.stat_stddev};this.cov=function(a){a="undefined"===typeof a?!0:!1;if(!this._nodata())return null==this.stat_cov&&(this.stat_cov=this.stddev()/this.mean(),1==a&&(this.stat_cov=Math.round(this.stat_cov*Math.pow(10,this.roundlength))/Math.pow(10,this.roundlength))),this.stat_cov};this.resetStatistics=function(){this.stat_cov=this.stat_stddev=this.stat_variance=this.stat_pop=this.stat_min=this.stat_max=this.stat_sum=
-this.stat_median=this.stat_mean=this.stat_sorted=null};this._nodata=function(){if(0==this.serie.length){if(this.silent)this.log("[silent mode] Error. You should first enter a serie!",!0);else throw new TypeError("Error. You should first enter a serie!");return 1}return 0};this._hasNegativeValue=function(){for(i=0;i<this.serie.length;i++)if(0>this.serie[i])return!0;return!1};this._hasZeroValue=function(){for(i=0;i<this.serie.length;i++)if(0===parseFloat(this.serie[i]))return!0;return!1};this.sorted=
-function(){null==this.stat_sorted&&(this.stat_sorted=0==this.is_uniqueValues?this.serie.sort(function(a,b){return a-b}):this.serie.sort(function(a,b){var c=a.toString().toLowerCase(),d=b.toString().toLowerCase();return c<d?-1:c>d?1:0}));return this.stat_sorted};this.info=function(){if(!this._nodata()){var a="Population : "+this.pop()+" - [Min : "+this.min()+" | Max : "+this.max()+"]\n";a+="Mean : "+this.mean()+" - Median : "+this.median()+"\n";return a+="Variance : "+this.variance()+" - Standard deviation : "+
-this.stddev()+" - Coefficient of variation : "+this.cov()+"\n"}};this.setClassManually=function(a){if(!this._nodata())if(a[0]!==this.min()||a[a.length-1]!==this.max())if(this.silent)this.log("[silent mode] "+t("Given bounds may not be correct! please check your input.\nMin value : "+this.min()+" / Max value : "+this.max()),!0);else throw new TypeError("Given bounds may not be correct! please check your input.\nMin value : "+this.min()+" / Max value : "+this.max());else return this.setBounds(a),this.setRanges(),
-this.method="manual classification ("+(a.length-1)+" classes)",this.bounds};this.getClassEqInterval=function(a,b,c){if(!this._nodata()){b="undefined"===typeof b?this.min():b;c="undefined"===typeof c?this.max():c;var d=[],e=b;b=(c-b)/a;for(i=0;i<=a;i++)d[i]=e,e+=b;d[a]=c;this.setBounds(d);this.setRanges();this.method="eq. intervals ("+a+" classes)";return this.bounds}};this.getQuantiles=function(a){for(var b=this.sorted(),c=[],d=this.pop()/a,e=1;e<a;e++)c.push(b[Math.round(e*d+.49)-1]);return c};this.getClassQuantile=
-function(a){if(!this._nodata()){var b=this.sorted(),c=this.getQuantiles(a);c.unshift(b[0]);c[b.length-1]!==b[b.length-1]&&c.push(b[b.length-1]);this.setBounds(c);this.setRanges();this.method="quantile ("+a+" classes)";return this.bounds}};this.getClassStdDeviation=function(a,b){if(!this._nodata()){var c=this.max(),d=this.min(),e=this.stddev(),g=this.mean(),f=[];if(1==a%2){var l=Math.floor(a/2),h=l+1;f[l]=g-e/2;f[h]=g+e/2;for(i=l-1;0<i;i--)g=f[i+1]-e,f[i]=g;i=h+1}else{h=a/2;f[h]=g;for(i=h-1;0<i;i--)g=
-f[i+1]-e,f[i]=g;i=h+1}for(;i<a;i++)g=f[i-1]+e,f[i]=g;f[0]="undefined"===typeof b?f[1]-e:d;f[a]="undefined"===typeof b?f[a-1]+e:c;this.setBounds(f);this.setRanges();this.method="std deviation ("+a+" classes)";return this.bounds}};this.getClassGeometricProgression=function(a){if(!this._nodata())if(this._hasNegativeValue()||this._hasZeroValue())if(this.silent)this.log("[silent mode] geometric progression can't be applied with a serie containing negative or zero values.",!0);else throw new TypeError("geometric progression can't be applied with a serie containing negative or zero values.");
-else{var b=[],c=this.min(),d=this.max();c=Math.log(c)/Math.LN10;d=(Math.log(d)/Math.LN10-c)/a;for(i=0;i<a;i++)b[i]=0==i?c:b[i-1]+d;b=b.map(function(a){return Math.pow(10,a)});b.push(this.max());this.setBounds(b);this.setRanges();this.method="geometric progression ("+a+" classes)";return this.bounds}};this.getClassArithmeticProgression=function(a){if(!this._nodata()){var b=0;for(i=1;i<=a;i++)b+=i;var c=[],d=this.min();b=(this.max()-d)/b;for(i=0;i<=a;i++)c[i]=0==i?d:c[i-1]+i*b;this.setBounds(c);this.setRanges();
-this.method="arithmetic progression ("+a+" classes)";return this.bounds}};this.getClassJenks=function(a){if(!this._nodata()){dataList=this.sorted();for(var b=[],c=0,d=dataList.length+1;c<d;c++){for(var e=[],g=0,f=a+1;g<f;g++)e.push(0);b.push(e)}c=[];d=0;for(e=dataList.length+1;d<e;d++){g=[];f=0;for(var l=a+1;f<l;f++)g.push(0);c.push(g)}d=1;for(e=a+1;d<e;d++){b[0][d]=1;c[0][d]=0;var h=1;for(g=dataList.length+1;h<g;h++)c[h][d]=Infinity;h=0}d=2;for(e=dataList.length+1;d<e;d++){l=f=g=0;for(var k=1,m=
-d+1;k<m;k++){var p=d-k+1;h=parseFloat(dataList[p-1]);f+=h*h;g+=h;l+=1;h=f-g*g/l;var q=p-1;if(0!=q)for(var n=2,r=a+1;n<r;n++)c[d][n]>=h+c[q][n-1]&&(b[d][n]=p,c[d][n]=h+c[q][n-1])}b[d][1]=1;c[d][1]=h}h=dataList.length;c=[];for(d=0;d<=a;d++)c.push(0);c[a]=parseFloat(dataList[dataList.length-1]);c[0]=parseFloat(dataList[0]);for(d=a;2<=d;)e=parseInt(b[h][d]-2),c[d-1]=dataList[e],h=parseInt(b[h][d]-1),--d;c[0]==c[1]&&(c[0]=0);this.setBounds(c);this.setRanges();this.method="Jenks ("+a+" classes)";return this.bounds}};
-this.getClassUniqueValues=function(){if(!this._nodata()){this.is_uniqueValues=!0;var a=this.sorted(),b=[];for(i=0;i<this.pop();i++)-1===b.indexOf(a[i])&&b.push(a[i]);this.bounds=b;this.method="unique values";return b}};this.getClass=function(a){for(i=0;i<this.bounds.length;i++)if(1==this.is_uniqueValues){if(a==this.bounds[i])return i}else if(parseFloat(a)<=this.bounds[i+1])return i;return"Unable to get value's class."};this.getRanges=function(){return this.ranges};this.getRangeNum=function(a){var b;
-for(b=0;b<this.ranges.length;b++){var c=this.ranges[b].split(/ - /);if(a<=parseFloat(c[1]))return b}};this.getInnerRanges=function(){if(null!=this.inner_ranges)return this.inner_ranges;var a=[],b=this.sorted(),c=1;for(i=0;i<b.length;i++){if(0==i)var d=b[i];parseFloat(b[i])>parseFloat(this.bounds[c])&&(a[c-1]=""+d+this.separator+b[i-1],d=b[i],c++);if(c==this.bounds.length-1)return a[c-1]=""+d+this.separator+b[b.length-1],this.inner_ranges=a}};this.getSortedlist=function(){return this.sorted().join(", ")};
-this.getHtmlLegend=function(a,b,c,d,e,g){var f="",k=[];this.doCount();ccolors=null!=a?a:this.colors;lg=null!=b?b:"Legend";getcounter=null!=c?!0:!1;fn=null!=d?d:function(a){return a};null==e&&(e="default");if("discontinuous"==e&&(this.getInnerRanges(),-1!==this.counter.indexOf(0))){if(this.silent)this.log("[silent mode] Geostats cannot apply 'discontinuous' mode to the getHtmlLegend() method because some classes are not populated.\nPlease switch to 'default' or 'distinct' modes. Exit!",!0);else throw new TypeError("Geostats cannot apply 'discontinuous' mode to the getHtmlLegend() method because some classes are not populated.\nPlease switch to 'default' or 'distinct' modes. Exit!");
+this.stat_median=this.stat_mean=this.stat_sorted=null};this._nodata=function(){if(0==this.serie.length){if(this.silent)this.log("[silent mode] Error. You should first enter a serie!",!0);else throw new TypeError("Error. You should first enter a serie!");return 1}return 0};this._nbClassInt=function(a){a=parseInt(a,10);if(isNaN(a))if(this.silent)this.log("[silent mode] '"+a+"' is not a valid integer. Enable to set class number.",!0);else throw new TypeError("'"+a+"' is not a valid integer. Enable to set class number.");
+else return a};this._hasNegativeValue=function(){for(i=0;i<this.serie.length;i++)if(0>this.serie[i])return!0;return!1};this._hasZeroValue=function(){for(i=0;i<this.serie.length;i++)if(0===parseFloat(this.serie[i]))return!0;return!1};this.sorted=function(){null==this.stat_sorted&&(this.stat_sorted=0==this.is_uniqueValues?this.serie.sort(function(a,b){return a-b}):this.serie.sort(function(a,b){var c=a.toString().toLowerCase(),d=b.toString().toLowerCase();return c<d?-1:c>d?1:0}));return this.stat_sorted};
+this.info=function(){if(!this._nodata()){var a="Population : "+this.pop()+" - [Min : "+this.min()+" | Max : "+this.max()+"]\n";a+="Mean : "+this.mean()+" - Median : "+this.median()+"\n";return a+="Variance : "+this.variance()+" - Standard deviation : "+this.stddev()+" - Coefficient of variation : "+this.cov()+"\n"}};this.setClassManually=function(a){if(!this._nodata())if(a[0]!==this.min()||a[a.length-1]!==this.max())if(this.silent)this.log("[silent mode] "+t("Given bounds may not be correct! please check your input.\nMin value : "+
+this.min()+" / Max value : "+this.max()),!0);else throw new TypeError("Given bounds may not be correct! please check your input.\nMin value : "+this.min()+" / Max value : "+this.max());else return this.setBounds(a),this.setRanges(),this.method="manual classification ("+(a.length-1)+" classes)",this.bounds};this.getClassEqInterval=function(a,b,c){a=this._nbClassInt(a);if(!this._nodata()){b="undefined"===typeof b?this.min():b;c="undefined"===typeof c?this.max():c;var d=[],e=b;b=(c-b)/a;for(i=0;i<=a;i++)d[i]=
+e,e+=b;d[a]=c;this.setBounds(d);this.setRanges();this.method="eq. intervals ("+a+" classes)";return this.bounds}};this.getQuantiles=function(a){a=this._nbClassInt(a);for(var b=this.sorted(),c=[],d=this.pop()/a,e=1;e<a;e++)c.push(b[Math.round(e*d+.49)-1]);return c};this.getClassQuantile=function(a){a=this._nbClassInt(a);if(!this._nodata()){var b=this.sorted(),c=this.getQuantiles(a);c.unshift(b[0]);c[b.length-1]!==b[b.length-1]&&c.push(b[b.length-1]);this.setBounds(c);this.setRanges();this.method="quantile ("+
+a+" classes)";return this.bounds}};this.getClassStdDeviation=function(a,b){a=this._nbClassInt(a);if(!this._nodata()){var c=this.max(),d=this.min(),e=this.stddev(),g=this.mean(),f=[];if(1==a%2){var l=Math.floor(a/2),h=l+1;f[l]=g-e/2;f[h]=g+e/2;for(i=l-1;0<i;i--)g=f[i+1]-e,f[i]=g;i=h+1}else{h=a/2;f[h]=g;for(i=h-1;0<i;i--)g=f[i+1]-e,f[i]=g;i=h+1}for(;i<a;i++)g=f[i-1]+e,f[i]=g;f[0]="undefined"===typeof b?f[1]-e:d;f[a]="undefined"===typeof b?f[a-1]+e:c;this.setBounds(f);this.setRanges();this.method="std deviation ("+
+a+" classes)";return this.bounds}};this.getClassGeometricProgression=function(a){a=this._nbClassInt(a);if(!this._nodata())if(this._hasNegativeValue()||this._hasZeroValue())if(this.silent)this.log("[silent mode] geometric progression can't be applied with a serie containing negative or zero values.",!0);else throw new TypeError("geometric progression can't be applied with a serie containing negative or zero values.");else{var b=[],c=this.min(),d=this.max();c=Math.log(c)/Math.LN10;d=(Math.log(d)/Math.LN10-
+c)/a;for(i=0;i<a;i++)b[i]=0==i?c:b[i-1]+d;b=b.map(function(a){return Math.pow(10,a)});b.push(this.max());this.setBounds(b);this.setRanges();this.method="geometric progression ("+a+" classes)";return this.bounds}};this.getClassArithmeticProgression=function(a){a=this._nbClassInt(a);if(!this._nodata()){var b=0;for(i=1;i<=a;i++)b+=i;var c=[],d=this.min();b=(this.max()-d)/b;for(i=0;i<=a;i++)c[i]=0==i?d:c[i-1]+i*b;this.setBounds(c);this.setRanges();this.method="arithmetic progression ("+a+" classes)";
+return this.bounds}};this.getClassJenks=function(a){a=this._nbClassInt(a);if(!this._nodata()){dataList=this.sorted();for(var b=[],c=0,d=dataList.length+1;c<d;c++){for(var e=[],g=0,f=a+1;g<f;g++)e.push(0);b.push(e)}c=[];d=0;for(e=dataList.length+1;d<e;d++){g=[];f=0;for(var l=a+1;f<l;f++)g.push(0);c.push(g)}d=1;for(e=a+1;d<e;d++){b[0][d]=1;c[0][d]=0;var h=1;for(g=dataList.length+1;h<g;h++)c[h][d]=Infinity;h=0}d=2;for(e=dataList.length+1;d<e;d++){l=f=g=0;for(var k=1,m=d+1;k<m;k++){var p=d-k+1;h=parseFloat(dataList[p-
+1]);f+=h*h;g+=h;l+=1;h=f-g*g/l;var q=p-1;if(0!=q)for(var n=2,r=a+1;n<r;n++)c[d][n]>=h+c[q][n-1]&&(b[d][n]=p,c[d][n]=h+c[q][n-1])}b[d][1]=1;c[d][1]=h}h=dataList.length;c=[];for(d=0;d<=a;d++)c.push(0);c[a]=parseFloat(dataList[dataList.length-1]);c[0]=parseFloat(dataList[0]);for(d=a;2<=d;)e=parseInt(b[h][d]-2),c[d-1]=dataList[e],h=parseInt(b[h][d]-1),--d;c[0]==c[1]&&(c[0]=0);this.setBounds(c);this.setRanges();this.method="Jenks ("+a+" classes)";return this.bounds}};this.getClassUniqueValues=function(){if(!this._nodata()){this.is_uniqueValues=
+!0;var a=this.sorted(),b=[];for(i=0;i<this.pop();i++)-1===b.indexOf(a[i])&&b.push(a[i]);this.bounds=b;this.method="unique values";return b}};this.getClass=function(a){for(i=0;i<this.bounds.length;i++)if(1==this.is_uniqueValues){if(a==this.bounds[i])return i}else if(parseFloat(a)<=this.bounds[i+1])return i;return"Unable to get value's class."};this.getRanges=function(){return this.ranges};this.getRangeNum=function(a){var b;for(b=0;b<this.ranges.length;b++){var c=this.ranges[b].split(/ - /);if(a<=parseFloat(c[1]))return b}};
+this.getInnerRanges=function(){if(null!=this.inner_ranges)return this.inner_ranges;var a=[],b=this.sorted(),c=1;for(i=0;i<b.length;i++){if(0==i)var d=b[i];parseFloat(b[i])>parseFloat(this.bounds[c])&&(a[c-1]=""+d+this.separator+b[i-1],d=b[i],c++);if(c==this.bounds.length-1)return a[c-1]=""+d+this.separator+b[b.length-1],this.inner_ranges=a}};this.getSortedlist=function(){return this.sorted().join(", ")};this.getHtmlLegend=function(a,b,c,d,e,g){var f="",k=[];this.doCount();ccolors=null!=a?a:this.colors;
+lg=null!=b?b:"Legend";getcounter=null!=c?!0:!1;fn=null!=d?d:function(a){return a};null==e&&(e="default");if("discontinuous"==e&&(this.getInnerRanges(),-1!==this.counter.indexOf(0))){if(this.silent)this.log("[silent mode] Geostats cannot apply 'discontinuous' mode to the getHtmlLegend() method because some classes are not populated.\nPlease switch to 'default' or 'distinct' modes. Exit!",!0);else throw new TypeError("Geostats cannot apply 'discontinuous' mode to the getHtmlLegend() method because some classes are not populated.\nPlease switch to 'default' or 'distinct' modes. Exit!");
 return}"DESC"!==g&&(g="ASC");if(ccolors.length<this.ranges.length)if(this.silent)this.log("[silent mode] The number of colors should fit the number of ranges. Exit!",!0);else throw new TypeError("The number of colors should fit the number of ranges. Exit!");else{if(0==this.is_uniqueValues)for(i=0;i<this.ranges.length;i++)!0===getcounter&&(f=' <span class="geostats-legend-counter">('+this.counter[i]+")</span>"),b=this.ranges[i].split(this.separator),a=parseFloat(b[0]).toFixed(this.precision),b=parseFloat(b[1]).toFixed(this.precision),
 "distinct"==e&&0!=i&&(m(a)?(a=parseInt(a)+1,"manual"==this.precisionflag&&0!=this.precision&&(a=parseFloat(a).toFixed(this.precision))):(a=parseFloat(a)+1/Math.pow(10,this.precision),a=parseFloat(a).toFixed(this.precision))),"discontinuous"==e&&(b=this.inner_ranges[i].split(this.separator),a=parseFloat(b[0]).toFixed(this.precision),b=parseFloat(b[1]).toFixed(this.precision)),a=fn(a)+this.legendSeparator+fn(b),a='<div><div class="geostats-legend-block" style="background-color:'+ccolors[i]+'"></div> '+
 a+f+"</div>",k.push(a);else for(i=0;i<this.bounds.length;i++)!0===getcounter&&(f=' <span class="geostats-legend-counter">('+this.counter[i]+")</span>"),a=fn(this.bounds[i]),a='<div><div class="geostats-legend-block" style="background-color:'+ccolors[i]+'"></div> '+a+f+"</div>",k.push(a);"DESC"===g&&k.reverse();e='<div class="geostats-legend"><div class="geostats-legend-title">'+lg+"</div>";for(i=0;i<k.length;i++)e+=k[i];return e+"</div>"}};this.objectID=(new Date).getUTCMilliseconds();this.log("Creating new geostats object");
-"undefined"!==typeof k&&0<k.length?(this.serie=k,this.setPrecision(),this.log("Setting serie ("+k.length+") : "+k.join())):this.serie=[];this.getJenks=this.getClassJenks;this.getGeometricProgression=this.getClassGeometricProgression;this.getEqInterval=this.getClassEqInterval;this.getQuantile=this.getClassQuantile;this.getStdDeviation=this.getClassStdDeviation;this.getUniqueValues=this.getClassUniqueValues;this.getArithmeticProgression=this.getClassArithmeticProgression}});
\ No newline at end of file
+"undefined"!==typeof k&&0<k.length?(this.serie=k,this.setPrecision(),this.log("Setting serie ("+k.length+") : "+k.join())):this.serie=[];this.getJenks=this.getClassJenks;this.getGeometricProgression=this.getClassGeometricProgression;this.getEqInterval=this.getClassEqInterval;this.getQuantile=this.getClassQuantile;this.getStdDeviation=this.getClassStdDeviation;this.getUniqueValues=this.getClassUniqueValues;this.getArithmeticProgression=this.getClassArithmeticProgression}});