 (co)variances</p></dd>


<dt>lambda</dt>
<dd><p>is a vector or matrix of lambda values</p></dd>


<dt>scaleY</dt>
<dd><p>is a logical; if TRUE y is centered and scaled</p></dd>


<dt>h2</dt>
<dd><p>is the trait heritability</p></dd>


<dt>pi</dt>
<dd><p>is the proportion of markers in each marker variance class (e.g. pi=c(0.999,0.001),used if method="ssvs")</p></dd>


<dt>updateB</dt>
<dd><p>is a logical for updating marker (co)variances</p></dd>


<dt>updateG</dt>
<dd><p>is a logical for updating genetic 