Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fe9e12554a7b8c1c6e565e3ddc41522b17f51d0b2dccb86de538873096222cae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^