Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 433b7e1524568f5b66b2692601c242ca22183bdbbadf2bd5bf04c2cac4ca7c81:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^