Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a2cf616e1d88b19403f48eff2b46d46df705c555b8a4ab3c2a6a849ca01c5cdf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^