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\startformula
\frac{1}{2}( p^2 \abs{x} + \abs{x} p^2 ) \alignhere= \abs{x} p \abs{x}^{-1} p \abs{x} - \tfrac{1}{2} \abs{x} ( \laplace \abs{x}^{-1} ) \abs{x} \breakhere= \abs{x} p \abs{x}^{-1} p \abs{x} - \tfrac{1}{2} \abs{x} 4 \pi \delta(0) \abs{x} \breakhere= \abs{x} p \abs{x}^{-1} p \abs{x}\stopformula
\stoptext
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