Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a442f6e3be73d2dd4355c4c4c419c3168c72fc8be51353ff7f69fcc5224664f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^