Sex for Engineers·SFE-110·UNCONTROLLED COPY

PartSFE-110RevASheet1 of 1
TitleKinds of union
SourceKama Sutra II.iChapterClassification

Three axes: dimension, force of desire, duration. Equal pairing on each axis is preferred.

"Man is divided into three classes: the hare man, the bull man, and the horse man, according to the size of his lingam. Woman also, according to the depth of her yoni, is either a female deer, a mare, or a female elephant."

Burton trans., Kama Sutra II.i (1883)

Dimension

Rows: Body A size class. Columns: Body B receptacle class.

A \ BDeer
small yoni
Mare
middling yoni
Elephant
large yoni
Hare
small lingam
Equal
KS-001-WIDE KS-006-YAW KS-006V-YAW KS-008-IND KS-010-CLSP KS-011-CLSS KS-012-PRES KS-013-TWIN KS-014-MARE KS-015-RISE KS-016-HPRES KS-017-COMP KS-018-BAM KS-019-LOT KS-020-TURN KS-021-SUSP KS-022-SUPP KS-023-TOP KS-024-TONG KS-025-ELE KS-026-COW
Low
KS-010-CLSP KS-011-CLSS KS-012-PRES KS-013-TWIN KS-014-MARE KS-024-TONG
Lowest
KS-010-CLSP KS-012-PRES KS-014-MARE
Bull
middling lingam
High
KS-001-WIDE KS-006-YAW KS-006V-YAW KS-008-IND KS-015-RISE KS-016-HPRES KS-017-COMP KS-018-BAM KS-019-LOT KS-023-TOP KS-026-COW
Equal
KS-001-WIDE KS-006-YAW KS-006V-YAW KS-008-IND KS-010-CLSP KS-011-CLSS KS-012-PRES KS-013-TWIN KS-014-MARE KS-015-RISE KS-016-HPRES KS-017-COMP KS-018-BAM KS-019-LOT KS-020-TURN KS-021-SUSP KS-022-SUPP KS-023-TOP KS-024-TONG KS-025-ELE KS-026-COW
Low
KS-010-CLSP KS-011-CLSS KS-012-PRES KS-013-TWIN KS-014-MARE KS-024-TONG
Horse
large lingam
Highest
KS-001-WIDE KS-006V-YAW KS-008-IND
High
KS-001-WIDE KS-006-YAW KS-006V-YAW KS-008-IND KS-015-RISE KS-016-HPRES KS-017-COMP KS-018-BAM KS-019-LOT KS-023-TOP KS-026-COW
Equal
KS-001-WIDE KS-006-YAW KS-006V-YAW KS-008-IND KS-010-CLSP KS-011-CLSS KS-012-PRES KS-013-TWIN KS-014-MARE KS-015-RISE KS-016-HPRES KS-017-COMP KS-018-BAM KS-019-LOT KS-020-TURN KS-021-SUSP KS-022-SUPP KS-023-TOP KS-024-TONG KS-025-ELE KS-026-COW

Equal: hare/deer, bull/mare, horse/elephant. Highest: horse/deer. Lowest: hare/elephant. High and low are one class step off the diagonal.

Widening assemblies (yawning, widely opened, Indrani) suit high and highest. Contracting assemblies (clasping, pressing, mare) suit low and lowest.

Force of desire

ClassMeaning
Smalllow force of desire. Equal force preferred.
Middlingmoderate force of desire. Equal force preferred.
Intensehigh force of desire. Equal force preferred.

Duration

ClassMeaning
Shortbrief congress. Equal duration preferred. Sheets do not time the act.
Moderatemiddling duration. Equal duration preferred. Sheets do not time the act.
Longprolonged congress. Equal duration preferred. Sheets do not time the act.

Combination

3 × 3 × 3 = 27 unions. Pick geometry from the dimensional cell. Treat force and duration as operating conditions. Filter assemblies at/select.