\magnification=\magstep1

$$
T \quad = \quad { { 0.0029 {\rm\  meters} } \over { \lambda_{\rm max}}  } \quad {\rm Kelvin}
$$


$$
{{v} \over {c} } \quad = \quad {{ \lambda - \lambda_0} \over {\lambda_0} } 
$$

$$
{{ \lambda - \lambda_0} \over {\lambda_0} }  =  \quad 
    {{ 500.75 - 500.70 } \over { 500.70 }} =  \quad
    {{ 0.05 } \over { 500.70 }} \quad = \quad 0.0001
$$

\bye
