Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 127dc91d248a3887b2eac6d98c519bbe7a9b9d963a3749375ae664dc1bc9b100:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^