Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9cca4800931a3d3506d374d1181f1fa4133122f8c9cb5d8ff91e16acbaef9e2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^