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      <p class="heading">Stampioen, Jan Jansz. de Jonge
	        
 <DL class="main_text">
<DT><B>1. Dates</B>
	<DD><I>Born:</I> Rotterdam, 1610.   
	<DD><I>Died:</I> The Hague, after 1689	 	  
	<DD><I>Dateinfo:</I> Death Uncertain
	<DD><I>Lifespan:</I> 79

<DT><B>2. Father</B>
	<DD><I>Occupation:</I>  Artisan, Engineer
	<DD>Jan Jansz. Stampioen, maker of astronomical instruments and an official surveyor.  I list him as both artisan and engineer.
	<DD>No information on financial status.

<DT><B>3. Nationality</B>
	<DD><I>Birth:</I> Dutch
	<DD><I>Career:</I> Dutch
	<DD><I>Death:</I> Dutch

<DT><B>4. Education</B>
	<DD><I>Schooling:</I> No University
	<DD>No mention of a university.

<DT><B>5. Religion</B>
	<DD><I>Affiliation:</I> Calvinist (assumed)

<DT><B>6. Scientific Disciplines</B>
	<DD><I>Primary:</I>  Mathematics
	<DD>1632, published on spherical trigonometry.
	<DD>1639, a work on algebra.
	<DD>A challenge problem involving cubics that he issued anonymously generated a bitter dispute with Waessenaer, in which Descartes was covertly involved.

<DT><B>7. Means of Support</B>
	<DD><I>Primary:</I>  Schoolmastering, Patronage
	<DD>He taught mathematics in Rotterdam.
	<DD>He became tutor to Prince William (II) in 1638 and moved to the Hague.
	<DD>In The Hague he opened a printing shop, but it appears that it sole function was to issue Stampioen's writings.
	<DD>In 1644 he became tutor in mathematics to the two Huygens boys.

<DT><B>8. Patronage</B>
	<DD><I>Types:</I>  Court Official, Government Official
	<DD>See above.
	<DD>He dedicated his Algebra to Prince Frederik Hendrik.

<DT><B>9. Technological Involvement</B>
	<DD><I>Types:</I>  Cartography, Navigation
	<DD>He issued a topographical map in 1650.
	<DD>In 1698 (the last thing known about him) he served as a technical expert in a test of a method to determine longitude.

<DT><B>10. Scientific Societies</B>
   <DD><I>Memberships:</I> None

<DT><B>Sources</B>
<OL>
	<LI>Nieuw Nederlandsch Biographisch Woordenboek.
	<LI>Bierens de Haan, "Bouwstoffen voor de geschiedenis der wis- en natuurkundigen wetenschappen en de Nederlanden, XXX: J.J.
	<LI>Stampioen de Jonge en Jacob à Waessenaer," Verslagen en mededeelingen der Koninklijke Akademie van Wetenschappen, Afdeeling Natuurkunde, 3rd ser., 3, (Amsterdam, 1887), 69-119.
	<LI>There is simply not much information about Stampioen, who is known primarily for having crossed swords with Descartes.</OL>





<!--AUTHOR-->
<DT><I>Compiled by:</I>
	<DD>Richard S. Westfall
	<DD>Department of History and Philosophy of Science
	<DD>Indiana University
</DL>
	  
      <p class="sources"> Note: the creators of the Galileo Project and this catalogue 
        cannot answer email on geneological questions. <!-- #EndEditable --></td>
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