Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 875b4d1269dd15304b660541f4d5e9ff697e6706a77e3b3ed4550525200ace91:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^