Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 589619117ef31b63ceebda15d3f2f92400f592b2cf1af6314b632f757ad62dc7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^