Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a2c2a028ecf49924848ce649bedc017dc1a5011990f774102a9a4dc6710be5c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^