i created a wraper to display opp when selected from list...so here the prob is am getting this error even if call the method ....am getting this error.. Unknown property 'wraperforopp.prosses

Here is my vf page and class


VF page:

<apex:page controller="wraperforopp" >
<apex:form >
<apex:pageBlock >
<apex:pageBlockButtons >
<apex:commandButton value="{!prosses}" title="Click here"/>
</apex:pageBlockButtons>
<apex:pageblockSection title="All Accounts" collapsible="false" columns="2">
<apex:pageBlockTable value="{!oppertunitycrete}" var="o">
<apex:column >
<apex:inputCheckbox value="{!o.Selected}"/>
</apex:column>
<apex:column value="{!o.opp.name}" title="OPP Name"/>
<apex:column value="{!o.opp.Amount}"/>
</apex:pageBlockTable>
<apex:pageBlockTable value="{!createinnew}" var="h">
<apex:column value="{!h.name}"/>
<apex:column value="{!h.Amount}"/>
</apex:pageBlockTable>
</apex:pageblockSection>
</apex:pageBlock>

</apex:form>

</apex:page>


My class:

public class wraperforopp {

    


 public List<wraperopp> oppertunitycrete{get;set;}
 public List<opportunity> createinnew{get;set;}
 
 
 Public wraperforopp(){
 if(oppertunitycrete==null){
 oppertunitycrete=New List<wraperopp>();
 for(opportunity o:[select id,name,Amount from opportunity limit 10]){
 oppertunitycrete.add(new wraperopp(o) );
 }
 }
 }
 

    public void prosses(){
    createinnew=New List<opportunity>();
    for(wraperopp wraperoppobj:oppertunitycrete){
    if(wraperoppobj.Selected==true){
    createinnew.add(wraperoppobj.opp);
      }
     }
  }
 
 
 public class wraperopp{
 public opportunity opp{get;set;}
 public Boolean Selected{get;set;}
 
 public wraperopp(opportunity op){
 opp=op;
 Selected=false;
 }
 }
}


this is my class and controller ...here even i called the prosses then also am getting this error :Unknown property 'wraperforopp.prosses

What to do...thanks in advance