Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dfef49a7409b836830b6d26784723b5d906fcc263ab1f4457e914d3591e9f2d5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^