[R] S curve via R

[XinMeng]

Hello sir:
How can I get "S curve" function via R?
For SPSS,the function is:y=exp(b0+b1/x)

Thanks a lot!




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Xin Meng 
Capitalbio Corporation
National Engineering Research Center 
for Beijing Biochip Technology 
BioPharma-informatics & Software Dept. 
Research Engineer
Tel: +86-10-80715888/80726868-6438
Fax: +86-10-80726790
Email£ºxmeng at capitalbio.com 
Address:18 Life Science Parkway, 
Changping District, Beijing 102206, China