Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6851c68935df0c405934c75d33141ca9cf0eb37bde1ca97f5ce19dbccdaa1298:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^