<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div><span class="Apple-style-span" style="font-family: arial, sans-serif; font-size: 13px; border-collapse: collapse; ">I have used the pst-electricfield package to draw the field of two positive point charges. However, the code below produces<div>a line connecting the two charges. I do not think that it should be like that, but more like in <a href="http://dev.physicslab.org/Document.aspx?doctype=3&filename=Electrostatics_PointChargesElectricFields.xml" target="_blank" style="color: rgb(17, 37, 8); ">http://dev.physicslab.org/<wbr>Document.aspx?doctype=3&<wbr>filename=Electrostatics_<wbr>PointChargesElectricFields.xml</a><wbr>.</div><div><br></div><div>Am I mistaken? If I am not, is there a way of correcting it?</div><div><br></div><div>Best regards,</div><div> Kari<br><div><br></div><div><div>\begin{center}</div><div>\begin{pspicture*}(-4,-3)(4,3)</div><div> \psframe*[linecolor=green!20]<wbr>(-4,-3)(4,3)</div><div> \psgrid[subgriddiv=0,<wbr>gridcolor=lightgray,griddots=<wbr>10]</div><div> \psElectricfield[Q={[2 -2 0][2 2 0]}]</div><div> \rput[0](-2,0){\large{$+$}} \rput[0](2,0){\large{$+$}}</div><div>\end{pspicture*}\label{fig:<wbr>twoEqPointCharges}\caption{The electric field of two equal positive point charges.}</div><div>\end{center}</div></div></div></span></div><div>***************************************</div><div>Kari Eloranta</div><div>Ketunpolku 1</div><div>40400 Jyväskylä</div><div>Puh: +358 40 586 7654</div></div><div><br></div></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></span><br class="Apple-interchange-newline">
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