Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83c37169fb039e27fdf9efb6d4b99deb936d775d8f96932b383eb4dbffc1a72c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^