Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88f6b06b0c6d854c83c4f7e344df9f586d1ff810dd7841f68793997cb402bb91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^