Minor tweak of formulation.
Minor tweak of formulation.

bollu/vispy,bollu/vispy,ghisvail/vispy,sbtlaarzc/vispy,kkuunnddaannkk/vispy,srinathv/vispy,drufat/vispy,QuLogic/vispy,Eric89GXL/vispy,kkuunnddaannkk/vispy,srinathv/vispy,RebeccaWPerry/vispy,sbtlaarzc/vispy,hronoses/vispy,jay3sh/vispy,ghisvail/vispy,sh4wn/vispy,jay3sh/vispy,jay3sh/vispy,dchilds7/Deysha-Star-Formation,QuLogic/vispy,inclement/vispy,inclement/vispy,hronoses/vispy,inclement/vispy,RebeccaWPerry/vispy,michaelaye/vispy,michaelaye/vispy,srinathv/vispy,dchilds7/Deysha-Star-Formation,julienr/vispy,julienr/vispy,drufat/vispy,bollu/vispy,sbtlaarzc/vispy,dchilds7/Deysha-Star-Formation,sh4wn/vispy,Eric89GXL/vispy,sh4wn/vispy,julienr/vispy,Eric89GXL/vispy,jdreaver/vispy,hronoses/vispy,drufat/vispy,QuLogic/vispy,michaelaye/vispy,jdreaver/vispy,RebeccaWPerry/vispy,ghisvail/vispy,kkuunnddaannkk/vispy,jdreaver/vispy