Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c7ec038be75f681670698661f21ceac6c74d0b0a3a3ba42b1542ae810b1509f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^