Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa12e27c38cba97e0994c4901d69dd9222db4d12048a7884b5d0f5907837d2d4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^