Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f2e350339325f6d218c87589b6ff3cf96e5ae4929119a3aa728d407898dd54a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^