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		<citationkey>OliveiraGonç:1997:TeMaDi</citationkey>
		<title>Tentando manter a diferenciabilidade em um morphing de curvas</title>
		<year>1997</year>
		<numberoffiles>1</numberoffiles>
		<size>75 KiB</size>
		<author>Oliveira, Antonio A. F.,</author>
		<author>Gonçalves, Luis Marcos,</author>
		<editor>Figueiredo, Luiz Henrique de,</editor>
		<editor>Netto, Marcio Lobo,</editor>
		<conferencename>Brazilian Symposium on Computer Graphics and Image Processing, 10 (SIBGRAPI)</conferencename>
		<conferencelocation>Campos de Jordão, SP, Brazil</conferencelocation>
		<date>Oct. 1997</date>
		<publisher>Sociedade Brasileira de Computação</publisher>
		<publisheraddress>Porto Alegre</publisheraddress>
		<booktitle>Proceedings</booktitle>
		<organization>SBC - Sociedade Brasileira de Computação; USP - Universidade de São Paulo</organization>
		<transferableflag>1</transferableflag>
		<abstract>Consider the problem of morphing two simple differentiable closed curves composed of quadrics mantaining both topology and differentiability during the transformation. Here we indicate some partial results and some difficulties to get a morphing with those properties by using the fields of directions method.</abstract>
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		<notes>The conference was held in Campos de Jordão, SP, Brazil, from October 13 to 16.</notes>
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