Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7971c32a5e3126f8bd8f0a5e465218063834cd044a83ef72a412850c5f1d9423:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^