Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e90812324a427cc6866d25695cc4d4e92ccbaa599fca6bd266a58b60eaff8fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^