Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8ed08e9a4f27c61a1018d3f1331bb91759620fc252527aa53f4d580b563ebc1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^