Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18e62c592089ea1e9aa439c4c9d06b7610d1dfcbe57059bd49aaa186fc0ce727:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^