Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0d9fad58839b01371d9d8bfed36720ebec64a02984b13aefaecb18cc2c80ebac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^