Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8a132259e85984b8476979af6bf5b2dec5fe4f1ec3601c196b46786dab203dd4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^