Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 76e2112eef04921ec5cccbfeaab89348b586be8541db5f7f04da1888ba3bfbae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^