<!-- Collected from http://www.w3.org/MarkUp/html3/mathsym.html
     by Liam Quinn -->

<!-- Continuation dots - ellipsis -->
<!ENTITY ldots SDATA "ldots" -- three dots on the baseline -->
<!ENTITY cdots SDATA "cdots" -- three dots on the same level as a minus sign -->
<!ENTITY vdots SDATA "vdots" -- three vertical dots -->
<!ENTITY ddots SDATA "ddots" -- diagonal dots (top left to bottom right) -->
<!ENTITY dotfill SDATA "dotfill" -- like cdots but fills column in an array -->

<!-- Added Spacing -->
<!ENTITY thinsp SDATA "thinsp" -- thin space -->
<!ENTITY sp SDATA "sp" -- medium space -->
<!ENTITY emsp SDATA "emsp" -- thick space -->
<!ENTITY quad SDATA "quad" -- huge space -->

<!-- Lower case Greek letters -->
<!ENTITY alpha SDATA "alpha" -- alpha -->
<!ENTITY beta SDATA "beta" -- beta -->
<!ENTITY gamma SDATA "gamma" -- gamma -->
<!ENTITY delta SDATA "delta" -- delta -->
<!ENTITY epsilon SDATA "epsilon" -- epsilon -->
<!ENTITY vepsilon SDATA "vepsilon" -- var epsilon -->
<!ENTITY zeta SDATA "zeta" -- zeta -->
<!ENTITY eta SDATA "eta" -- eta -->
<!ENTITY theta SDATA "theta" -- theta -->
<!ENTITY vtheta SDATA "vtheta" -- var theta -->
<!ENTITY iota SDATA "iota" -- iota -->
<!ENTITY kappa SDATA "kappa" -- kappa -->
<!ENTITY lambda SDATA "lambda" -- lambda -->
<!ENTITY mu SDATA "mu" -- mu -->
<!ENTITY nu SDATA "nu" -- nu -->
<!ENTITY xi SDATA "xi" -- xi -->
<!ENTITY omicron SDATA "omicron" -- omicron -->
<!ENTITY pi SDATA "pi" -- pi -->
<!ENTITY varpi SDATA "varpi" -- var pi -->
<!ENTITY rho SDATA "rho" -- rho -->
<!ENTITY varrho SDATA "varrho" -- var rho -->
<!ENTITY sigma SDATA "sigma" -- sigma -->
<!ENTITY vsigma SDATA "vsigma" -- var sigma -->
<!ENTITY tau SDATA "tau" -- tau -->
<!ENTITY upsilon SDATA "upsilon" -- upsilon -->
<!ENTITY phi SDATA "phi" -- phi -->
<!ENTITY varphi SDATA "varphi" -- var phi -->
<!ENTITY chi SDATA "chi" -- chi -->
<!ENTITY psi SDATA "psi" -- psi -->
<!ENTITY omega SDATA "omega" -- omega -->
