enden, Daniel
Friedman, and Christopher Haynes for permission to use text from the Scheme 311
version 4 reference manual.  We thank Texas Instruments, Inc.&nbsp;for permission to
use text from the <em>TI Scheme Language Reference Manual</em>[<a href="r5rs-Z-H-14.html#%_sec_7.3">30</a>].
We gladly acknowledge the influence of manuals for MIT Scheme[<a href="r5rs-Z-H-14.html#%_sec_7.3">17</a>],
T[<a href="r5rs-Z-H-14.html#%_sec_7.3">22</a>], Scheme 84[<a href="r5rs-Z-H-14.html#%_sec_7.3">11</a>],Common Lisp[<