Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 24f14402a3989c190f26d0dac5af9186c132d2da331a0658b6a73351fc64ed2c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^