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<!-- iso-amsb.ent (initially distributed with DocBook XML DTD V4.1.1beta1) -->
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<!-- Derived from the corresponding ISO 8879 standard entity set
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and the Unicode character mappings provided by Sebastian Rahtz.
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With additional derivations from
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ftp://ftp.unicode.org/Public/MAPPINGS/VENDORS/MISC/SGML.TXT -->
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<!ENTITY amalg "∐"> <!-- N-ARY COPRODUCT -->
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<!ENTITY Barwed "⌆"> <!-- PERSPECTIVE -->
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<!ENTITY barwed "⊼"> <!-- NAND -->
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<!ENTITY Cap "⋒"> <!-- DOUBLE INTERSECTION -->
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<!ENTITY Cup "⋓"> <!-- DOUBLE UNION -->
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<!ENTITY cuvee "⋎"> <!-- CURLY LOGICAL OR -->
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<!ENTITY cuwed "⋏"> <!-- CURLY LOGICAL AND -->
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<!ENTITY diam "⋄"> <!-- DIAMOND OPERATOR -->
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<!ENTITY divonx "⋇"> <!-- DIVISION TIMES -->
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<!ENTITY intcal "⊺"> <!-- INTERCALATE -->
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<!ENTITY lthree "⋋"> <!-- LEFT SEMIDIRECT PRODUCT -->
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<!ENTITY ltimes "⋉"> <!-- LEFT NORMAL FACTOR SEMIDIRECT PRODUCT -->
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<!ENTITY minusb "⊟"> <!-- SQUARED MINUS -->
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<!ENTITY oast "⊛"> <!-- CIRCLED ASTERISK OPERATOR -->
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<!ENTITY ocir "⊚"> <!-- CIRCLED RING OPERATOR -->
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<!ENTITY odash "⊝"> <!-- CIRCLED DASH -->
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<!ENTITY odot "⊙"> <!-- CIRCLED DOT OPERATOR -->
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<!ENTITY ominus "⊖"> <!-- CIRCLED MINUS -->
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<!ENTITY oplus "⊕"> <!-- CIRCLED PLUS -->
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<!ENTITY osol "⊘"> <!-- CIRCLED DIVISION SLASH -->
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<!ENTITY otimes "⊗"> <!-- CIRCLED TIMES -->
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<!ENTITY plusb "⊞"> <!-- SQUARED PLUS -->
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<!ENTITY plusdo "∔"> <!-- DOT PLUS -->
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<!ENTITY rthree "⋌"> <!-- RIGHT SEMIDIRECT PRODUCT -->
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<!ENTITY rtimes "⋊"> <!-- RIGHT NORMAL FACTOR SEMIDIRECT PRODUCT -->
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<!ENTITY sdot "⋅"> <!-- DOT OPERATOR -->
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<!ENTITY sdotb "⊡"> <!-- SQUARED DOT OPERATOR -->
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<!ENTITY setmn "∖"> <!-- SET MINUS -->
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<!ENTITY sqcap "⊓"> <!-- SQUARE CAP -->
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<!ENTITY sqcup "⊔"> <!-- SQUARE CUP -->
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<!ENTITY ssetmn "∖"> <!-- SET MINUS -->
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<!ENTITY sstarf "⋆"> <!-- STAR OPERATOR -->
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<!ENTITY timesb "⊠"> <!-- SQUARED TIMES -->
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<!ENTITY top "⊤"> <!-- DOWN TACK -->
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<!ENTITY uplus "⊎"> <!-- MULTISET UNION -->
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<!ENTITY wreath "≀"> <!-- WREATH PRODUCT -->
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<!ENTITY xcirc "○"> <!-- WHITE CIRCLE -->
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<!ENTITY xdtri "▽"> <!-- WHITE DOWN-POINTING TRIANGLE -->
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<!ENTITY xutri "△"> <!-- WHITE UP-POINTING TRIANGLE -->
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<!ENTITY coprod "∐"> <!-- N-ARY COPRODUCT -->
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<!ENTITY prod "∏"> <!-- N-ARY PRODUCT -->
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<!ENTITY sum "∑"> <!-- N-ARY SUMMATION -->
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