Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc7854e5d689ab4773581420a4fbdea6111ed266a7918bade0305ae451936fed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^