Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15920593fe89d8f904e8f381ab1267f00b7f078f3700f4693994603ec83a5596:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^