Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2b568c5ffeb3afa94c3e0b891d45b0832ad850e34da5619e443713272fbdc99e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^