Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32d9b5270d45a88a603c0b1213489da0eb3dd36448fa1ce3f07ec01c9f6f6e63:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^