Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 17135db21cef2131d4c9a42f58b805911a4311a947eb43e9415197adf044cd82:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^