Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a7cc4cef2b943c52a81d04f0b4f84a49537bd60d389dbc1be5883cbe1785b34:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^