Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a39dc1c5c3b4f2139978219b22fa670881ab2f66a05e4ffa6dd86459cd7093c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^